Blue Formal Dresses
Step into timeless elegance with our collection of blue formal dresses, perfect for occasions ranging from cocktail parties to black-tie events. Featuring A-line silhouettes, tailored fits, and options like strapless or strappy back designs, these dresses offer a chic and modern appeal. Made from silky satin, airy tulle, or glitter knit fabrics in shades from pastel to vibrant royal and classic navy, they provide a touch of sophistication, ensuring you stand out at any event.
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Blue Formal Dresses
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Blue Formal Dresses That Turn Heads at Every Summer Celebration
From golden-hour weddings to elegant evening galas, Windsor’s blue formal dresses bring polish, grace, and just the right amount of drama—perfect for every celebration on your calendar.
Silhouettes That Show Up and Show Out
Float into the room in a floor-length chiffon gown, stun in a sequined bodycon, or keep it sleek in a satin slip with a thigh-high slit. Love a modern take? Try a blue midi formal dress with a strapless neckline or sheer mesh paneling that hits different under summer lights.
The Right Shade for Every Scene
Soft periwinkle and dreamy sky blue bring the romance for rooftop receptions and open-air dinners. Want to go bold? Royal blue and navy bring instant polish—ideal for galas, weddings, or special nights where looking effortlessly put together is key.
Styling That Seals the Look
Pair your dress with strappy metallic heels, crystal drop earrings, and a rhinestone clutch. These blue formal dresses are made to stand out, sparkle in photos, and move with you from the first toast to the last dance.
Ready to make an entrance? Shop Windsor’s blue formal dress collection in-store, in-app, or online.
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Kirsten Formal Heatstone A-Line Dress
Special Occasion
Bring the sparkle to your evening with a formal dress that makes a wow-worthy entrance. Kirsten features a sleeveless sweetheart neckline and mesh shoulder straps. The bodice features dazzling heat stones, a padded bust with a supportive underwire, and flexible boning to enhance your figure. The slim-fit bodice leads to a flowy a-line silhouette with a high side slit. Complete look with rhinestone heels.
Fit & Features
- Sleeveless sweetheart neckline
- Heat stones on bodice, flexible boning
- Padded bust with underwire, no bra required
- Mesh shoulder straps
- Back zipper, hook and eye closure
- A-line silhouette, high side slit
- Lined mesh fabric, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-1221
Category Name: Blue Formal Dresses
Price: $19.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Jolene Formal Glitter Velvet Dress
Special OccasionStrike a sultry impression in our mesmerizing Jolene dress! She features a sleeveless cowl neckline, spaghetti straps, a mermaid silhouette, and composed of a velvet glitter fabric that offers a form hugging fit with a moderate stretch. Complete look with a faux fur wrap.
Fits & Features
- Sleeveless cowl neckline
- Spaghetti straps
- Mermaid silhouette
- Lined velvet glitter fabric
- Form hugging fit, moderate stretch, runs true to size
- Runs true to size
The saturation of glitter varies. Glitter may transfer.
Style Number/Barcode: 05002-6093
Category Name: Blue Formal Dresses
Price: $14.97 $56.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
- Sleeveless cowl neckline
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Trista Formal Long Sleeve Midi Dress
Special Occasion
Step out in a formal dress that is perfect for your cocktail events! Trista features a plunging V-neckline, long chiffon sleeves, a high side slit, and a midi-length silhouette. The dress is composed of a lined crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with pumps and a rhinestone choker.
Fit & Features
- Plunging V-neckline
- Long chiffon sleeves
- High side slit
- Midi length silhouette
- Lined crepe fabric
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05001-0737
Category Name: Blue Formal Dresses
Price: $29.97 $46.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Mellie Faux Pearl Mesh Mermaid Long Formal Dress
Special Occasion
Step into elegance in the Mellie mesh long formal dress to make a memorable impression at weddings or banquets! Designed with a flattering sweetheart cowl neckline, adjustable spaghetti straps for a customizable fit, and padded bra cups to give you support. The side and back ruched seams create a stunning mermaid silhouette, while the high front slit adds a touch of allure. Made with luxurious faux pearl mesh fabric, this floor-length gown is the epitome of sophistication and style. Complete the look with a sparkly clutch and heels!
Make your entrance unforgettable in this dress. For more glam styles, explore intricate embellishments on beaded prom dresses or be ready to celebrate in wedding guest dresses.
Fit & Features
- Faux pearl embellished mesh fabric lined with knit
- Adjustable spaghetti straps
- Padded bra cups
- Back zipper and hook-eye closure
- High front slit
- Mermaid silhouette, floor-length
- Runs true to size
Style Number/Barcode: 05002-8830
Category Name: Blue Formal Dresses
Price: $79.90
Availability: In Stock
Available Color: LIGHT, BLUE
Available Size: XS, S, M, L
Product Badge:- Ships Free
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Evelyn Formal Plunge A-Line Dress
Special Occasion
A floral flocked velvet design brings drama and sophistication to the Evelyn formal dress perfect for leaving an impression at school dances or weddings! She features elegant peasant long sleeves, a plunge V-neckline, empire waistband atop her flowy, A-line silhouette leading to the floor-sweeping hem. The formal dress is composed of sheer tulle fabric with knit lining with dual slits. Complete your dressy look in a dainty lariat necklace.
Fit & Features
- Plunge V-neckline, peasant long sleeves
- Empire waistband
- Back zipper, hook and eye closure
- A-line silhouette, floor-length hem
- Floral flocked velvet, sheer tulle fabric, knit lining with dual slits
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-7109
Category Name: Blue Formal Dresses
Price: $19.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Marisol Lace-Up Column Sequin Satin Formal Dress
Special Occasion
Make a jaw-dropping entrance in the Marisol sequin satin formal dress at black-tie parties, weddings, or school dances! A square neckline and spaghetti straps accentuate the figure while the lace-up open back adds a touch of drama. The floor-length column silhouette flows into the front slit for movement, showcasing a mesmerizing sequin scroll pattern on luxurious satin fabric.
Sequins bring the perfect mix of elegance and fun. Want more options? Shine in a sparkling sequin prom dress or make an entrance in our glamorous party dresses.
Fit & Features
- Sequin scroll pattern, satin fabric lined with stretchy knit
- Lace-up
- Back zipper and hook-eye closure
- Padded bra cups
- Front slit
- Column silhouette
- Runs true to size
Where to Wear:
Prom, galas, black-tie parties, and red-carpet events.
Style Number/Barcode: 05002-8287
Category Name: Blue Formal Dresses
Price: $119.90
Availability: In Stock
Available Color: BROWN
Available Size: XS, S, M, L
Product Badge:- Ships Free
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Ellie Formal Damask Sequin Mini Dress
Special Occasion
Bring the sparkle and glow to your evening with a formal dress! Ellie features a wired V-neckline, padded cups, spaghetti straps, lace-up back, a damask sequin pattern, and a mini-length silhouette. The dress is composed of a lined mesh fabric that offers a form-hugging fit with minimal stretch. Complete look with rhinestone heels and an anklet.
Fit & Features
- Sleeveless wired V-neckline
- Padded cups, spaghetti straps
- Lace-up back
- Damask sequin pattern
- Mini length silhouette
- Lined mesh fabric
- Form hugging fit, minimal stretch, runs true to size
Style Number/Barcode: 05101-1125
Category Name: Blue Formal Dresses
Price: $9.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Kathie Formal Satin One-Shoulder Dress
Special Occasion
Sleek and sultry, the Kathie formal satin dress is destined to shine at banquets, galas, and black-tie weddings! She features a sophisticated one-shoulder neckline, a wide shoulder strap, a pleated side seam, a mermaid silhouette, and an asymmetrical high front slit along her graceful long hem. The formal dress is composed of luxurious satin-lined fabric with a sheen effect and minimal stretch. Complete the look with hoop earrings.
Fit & Features
- One-shoulder neckline, wide shoulder strap
- Back zipper and hook-eye closure
- Pleated side seam, asymmetrical high front slit
- Mermaid silhouette, long hem
- Lined silky satin fabric, sheen effect, minimal stretch
- Strapless bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-000393
Category Name: Blue Formal Dresses
Price: $64.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
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Kimia Formal Satin Wrap Gown
Special Occasion
Wrap yourself in elegance tonight when you slip into a luxe gown! She is designed with a v neckline, adjustable spaghetti straps, padded cups, and a fold-over trim. Her bodice leads to a high waistline that gathers at one side and the start of a long skirt that wraps over. Her skirt leads to a floor-sweeping length and features a high slit at the center. She is lined at the bust and has a zipper closure at the back with a hook and eye closure that keeps her in place all night! Complete your formal outfit with a satin clutch.
Fit & Features
- Sleeveless V-neckline
- Adjustable spaghetti straps, padded cups
- Ruching
- Wrap silhouette, high slit
- Lined satin fabric
- Form hugging fit, slight stretch
- Runs true to size
Style Number/Barcode: 05002-1603
Category Name: Blue Formal Dresses
Price: $9.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Polly Formal High Slit Sequin Dress
Special Occasion
Make a sparkling entrance at prom in a prom dress that puts you at the center of attention! Polly features a sleeveless square neckline, a double-row of adjustable spaghetti straps that cross at the back, and a mermaid silhouette that is accented with a high side slit. The dress is composed of a lined mesh fabric that is adorned with iridescent sequins set in a damask pattern. Complete the look with a sphere clutch.
Fit & Features
- Sleeveless square neckline, double-row adjustable spaghetti straps
- Padded bust, no bra required
- Cross-back design
- Mermaid silhouette, high side slit
- Iridescent sequins, damask pattern
- Lined mesh fabric
- Form-hugging fit, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-1846
Category Name: Blue Formal Dresses
Price: $19.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Anastasia Lace Formal Dress
Special OccasionFeel like a lost princess in this gorgeous gold dress! Anastasia features a scallop V neckline, built in cups, thin adjustable straps and a floor length sheath silhouette with a high slit. She is composed of a lined tulle fabric that features gold floral embroidery throughout. Includes zipper closure.
Model is 5'7 with a 34" bust, 24" waist and 36" hips. She is wearing a size small.Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-5881
Category Name: Blue Formal Dresses
Price: $24.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Olga Corset Lace Satin Wrap Mermaid Formal Dress
Special Occasion
Bring the sultry heat to the night in the Olga satin mermaid formal dress for a gorgeous evening out look! From the lace corset bodice to the high front slit, you'll receive all the compliments.
With a smooth, luminous finish, this dress was made to shine. Keep the luxe look going with breathtaking satin prom dresses or go for a sophisticated statement with our wedding guest dresses.
Fit & Features
- Satin lined fabric
- Sweetheart neckline, adjustable spaghetti straps
- Sheer lace corset bodice, padded bra cups, flexible boning
- Back zipper closure
- High front slit with sequin lace insert
- Wrap mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, black tie weddings and events, fancy date nights
Style Number/Barcode: 05002-9305
Category Name: Blue Formal Dresses
Price: $89.90
Availability: In Stock
Available Color: HUNTER
Available Size: XS, S
Product Badge:- Ships Free
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Natalie Cowl Neck Lace-Up Slit Column Dress
Special Occasion
When it comes to looking elegant, the Natalie formal dress will make a striking impression! Designed with an open lace-up back and high front slit for effortless sultriness, you'll own the night.
Fit & Features
- Smooth knit fabric, moderate stretch
- Cowl neckline
- Padded bra cups
- Spaghetti straps, lace-up back
- High front slit
- Floor-length column silhouette
- Runs true to size
Where to Wear:
Weddings, bridesmaids, black tie galas, engagement parties, rehearsal dinners, anniversaries, formal birthday events, fancy date nights, cocktail soirees
Style Number/Barcode: 05002-8366
Category Name: Blue Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: NAVY
Available Size: XS, S, M, L
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Lola High Slit Velvet Dress
Special Occasion
Flaunt your natural beauty in our fabulous Lola dress! She features a trendy pleated cowl neckline with a slim fit bodice, a floor-sweeping silhouette with a sultry high slit, and a form-hugging fit. Pair this gorgeous dress with a sleek ring set to add some glamour to your look for your special occasion.
Shop Lola In More Colors: Lola Dress Collection
Fit & Features
- Spaghetti straps
- Pleated cowl neckline and square back
- Slim fit bodice
- Floor-length silhouette with a thigh-high slit
- Fully-lined stretchy velvet fabric
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1491
Category Name: Blue Formal Dresses
Price: $14.97 $56.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Adera Formal Sweetheart Mermaid Dress
Special Occasion
Steal the show in the chic Adera formal dress as you raise a toast to the newlyweds, graduates, or award recipients at a banquet! She stuns in a sleeveless sweetheart neckline with a chic cowl draping, a padded bust, spaghetti straps, and a curve-hugging mermaid silhouette with a sultry high front slit and long hem. The formal dress is composed of a slinky knit-lined fabric with a moderate stretch. Complete the look with an embellished box clutch and heels.
Fit & Features
- Sleeveless sweetheart neckline, cowl draping
- Spaghetti straps, padded bust
- Curve-hugging, mermaid silhouette
- High front slit, long hem
- Lined slinky knit fabric, moderate stretch
- No bra required
- Runs true to size
Style Number/Barcode: 05002-000250
Category Name: Blue Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: MAROON, NAVY
Available Size: XS, S, M, L
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Becky V-Neck Tie-Back Slit Mermaid Dress
Special Occasion
Impress every guest in the sophisticated Becky mermaid formal dress! Designed to wow, this formal dress boasts a tie-back design and high front slit for effortless movement and allure.
Fit & Features
- Smooth knit fabric with knit bust lining, high stretch
- Sleeveless V-neckline, padded bust
- Tie-back spaghetti halter straps
- Tie-back design, lower ruching
- High front slit
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, black-tie galas, weddings, and fancy events.
Style Number/Barcode: 05002-9553
Category Name: Blue Formal Dresses
Price: $74.90
Availability: In Stock
Available Color: RUST, NAVY, BURGUNDY
Available Size: S, M, L, XS
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Alisa Lace Sequin Back Mermaid Formal Dress
Special Occasion
Find yourself captivating in the Alisa long formal dress at your next black-tie affair! The sleek stretchy knit fabric reveals a gorgeous sheer floral lace back design embroidered with shimmering sequins for a luxe shine. Her sleeveless bodice is shaped with a draped cowl neckline with a padded bust and adjustable spaghetti straps for a customized fit. She features ruching at the waist and back to accentuate your stunning curves on the floor-sweeping mermaid silhouette accented with a cascading train. Complete your look with a rhinestone jewelry set and stiletto heels.
Fit & Features
- Stretchy knit fabric, sheer floral lace back with sequins, short knit lining
- Sleeveless cowl neckline, padded bust
- Adjustable spaghetti straps
- Back zipper closure with hook and eye closure
- Ruched seams
- Mermaid fit with train
- Runs true to size
Style Number/Barcode: 05002-8063
Category Name: Blue Formal Dresses
Price: $49.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Lydia Halter Slit Mermaid Crepe Formal Dress
Special Occasion
You'll be a vision of perfection in the Lydia crepe formal dress as a chic wedding guest or gala! Crafted from luxurious crepe fabric, this dress will make you feel confident and refined on any formal occasion. She features a flattering square halter neckline and mermaid silhouette that hugs your curves while the high front slit and floor-length hem exude timeless elegance. Complete the look with earrings, a bracelet, and heels.
Fit & Features
- Crepe fabric, bust lining, moderate stretch
- Back zipper closure
- High front slit
- Mermaid silhouette
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-8512
Category Name: Blue Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
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Maisie Sweetheart Ruched Mermaid Formal Dress
Special Occasion
Chic and oh-so-elegant, the Maisie mermaid formal dress was destined to leave everyone in awe at black-tie parties and celebrations! With delicate spaghetti straps and a cross-sweetheart neckline, this dress effortlessly hugs your curves with ruched side seams. The mermaid silhouette and floor-length hem create a stunning and distinctive look, while the smooth knit fabric ensures comfort and style all night long. Complete the look with a glam clutch and jewelry for a divine evening out!
Fit & Features
- Smooth knit stretchy fabric
- Spaghetti straps, cross sweetheart neckline
- Mermaid silhouette
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-8506
Category Name: Blue Formal Dresses
Price: $69.90
Availability: Out of Stock
Product Badge:- Ships Free
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Georgia Formal One Shoulder Mini Dress
Special Occasion
Make a stunning entrance with a formal mini dress that commands attention! Georgia features a one-shoulder neckline, a short sleeve accent, and a mini-length silhouette. The dress is composed of a smooth knit fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels.
Fit & Features
- One-shoulder neckline, adhesive bra recommended
- Short sleeve accent
- Mini length silhouette
- Form-hugging fit
- Smooth knit fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05001-0975
Category Name: Blue Formal Dresses
Price: $14.97 $39.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Nora High-Slit Mermaid Dress
Special Occasion
Looking to make a chic statement? Add the Nora formal dress to your cart! All eyes will be on you as you stun with every step. She features a sleeveless sweetheart neckline with a padded bust and if a push-up look is desired, explore lingerie accessories. Her sultry corset-designed top has adjustable spaghetti straps, and a floor-length mermaid silhouette that flaunts your curves finished with a thigh-high front slit for a display of leg. Style this dress with rhinestone earrings and heels.
Fit & Features
- Sleeveless sweetheart neckline, padded bust
- Corset-designed top, flexible boning detail
- Adjustable spaghetti straps, back zipper, hook-eye closure
- High waist seam, floor-length mermaid silhouette
- High front slit
- Satin knit fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1289
Category Name: Blue Formal Dresses
Price: $29.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Jennie Formal Rhinestone Long Dress
Special Occasion
Make it an enchanting evening in the Jennie formal long dress sure to take everyone's breath away when you enter the room! She features long fitted sleeves with shoulder pads, a plunge V-neckline, and a form-hugging mermaid silhouette that kisses the floor in a long-length hem. The formal dress is designed with an intricate rhinestone embellished pattern on mesh fabric with a knit lining. Complete the look with fringe earrings for a holiday gala or charity ball!
Fit & Features
- Long fitted sleeves with shoulder pads, plunge V-neckline
- Hidden side zipper closure
- Form-hugging, mermaid silhouette, floor-length hem
- Intricate rhinestone embellished pattern
- Mesh fabric, knit lining, moderate stretch
- Sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-2713
Category Name: Blue Formal Dresses
Price: $9.97 $139.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Enchanted Moment Floral Ruffled Lace Midi Dress
Look enchanting in this floral ruffled lace midi dress showcasing a bodycon silhouette and flirty slit for movement. Pair with heels.
Fit & Features
- Sheer floral lace fabric with knit lining, moderate stretch
- Square neckline
- Adjustable spaghetti straps
- Ruched front
- Asymmetric midi-length hem with ruffled trim, front slit
- Bodycon silhouette
- Runs true to size
Style Number/Barcode: 05101-3696
Category Name: Blue Formal Dresses
Price: $44.90
Availability: In Stock
Available Color: SAGE
Available Size: XS, S, M, L, XL
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Andie Halter Open Back Slit Satin Formal Dress
Special Occasion
The Andie satin formal dress is where elegance becomes effortless. Designed with a head-turning open back design and high front slit, this floor-length dress boasts plenty of allure!
With a smooth, luminous finish, this dress was made to shine. Keep the luxe look going with breathtaking satin prom dresses or go for a sophisticated statement with our wedding guest dresses.
Fit & Features
- Premium satin fabric
- Halter neckline with tie straps
- Open back design with cowl accent
- Form-hugging silhouette
- High front slit
- Floor-length hem
- Runs to true to size
Where to Wear:
Prom, charity galas, garden parties, black-tie weddings, bridesmaids, formal celebrations
Style Number/Barcode: 05002-000199
Category Name: Blue Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: LIGHT, BLUE, NAVY, RED
Available Size: S, M, XS, L