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Royal Blue Prom Dresses

Color-coded elegant aesthetics define the regal edit of royal blue prom dresses, with a series of showstopping silhouettes. The royal blue prom dresses below marriage elements of traditional elegance with a modern undercurrent, resulting in a collection to remember. Find your custom piece from a series of luxury textiles, with languid silk, elegant linen, flowing chiffon, and cascading organza materials that are contrasted by several form-fitting textiles — think knitted jersey, structured crêpe, woven jacquard, and the four-way support of our revered Compact Stretch. The royal blue prom dresses 2025 collection boasts a series of cuts, with royal blue short prom dresses offsetting the longline length of maxi cuts. Expect artful finishes, such as dynamic tassels, scintillating sequins, gathered rosettes, tactile feather trims, ornate lace panels, scalloped hems, and appliqué details aplenty.
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favourite
Figure Form Bandage Knit Embellished Wide Sleeve Midi Dress
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KarenMillen

Figure Form Bandage Knit Embellished Wide Sleeve Midi Dress

  • Detail: Embellished
  • Length: Midi
  • Style: Midi Dress
$449.00
cobalt color ivory color red color
favourite
Forever Twill Collared Maxi Dress
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KarenMillen

Forever Twill Collared Maxi Dress

  • Fabric: Woven
  • Length: Maxi
  • Sleeve length: Sleeveless
$139.00 $289.00
cobalt color red color jade color black color navy color
favourite
Square Neck Tailored Full Skirted Maxi Dress
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KarenMillen

Square Neck Tailored Full Skirted Maxi Dress

  • Fabric: Polyester
  • Sleeve length: Short Sleeve
  • Style: Maxi Dress
$179.00 $359.00
turquoise color red color orange color cobalt color merlot color
favourite
Fringed Beaded Halter Neck Woven Maxi Dress
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KarenMillen

Fringed Beaded Halter Neck Woven Maxi Dress

  • Design: Plain
  • Detail: Fringed
  • Neckline: Round Neck
$399.00 $789.00
cobalt color light-blue color
favourite
Stripe Fabric Detail Fluid Halter Maxi Dress
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KarenMillen

Stripe Fabric Detail Fluid Halter Maxi Dress

  • Detail: Plain
  • Length: Maxi
  • Style: maxidress
$149.00 $309.00
cobalt color black color red color
favourite
Jersey Crepe Asymmetric Neckline Maxi Dress
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KarenMillen

Jersey Crepe Asymmetric Neckline Maxi Dress

  • Length: Maxi
  • Occasion: Occasion
  • SleeveLength: Sleeveless
$75.00 $179.00
cobalt color black color navy color green color ivory color mango color
favourite
Foil Metallic Figure Form Bandage Angel Sleeve Knit Maxi Dress
Tall
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KarenMillen

Foil Metallic Figure Form Bandage Angel Sleeve Knit Maxi Dress

  • Detail: Plain
  • Neckline: V Neck
  • Style: Maxi Dress
$289.00
cobalt color chocolate color red color
favourite
Tailored Collared Long Sleeve Midi Dress
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KarenMillen

Tailored Collared Long Sleeve Midi Dress

  • Design: Plain
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
$149.00 $359.00
cobalt color ivory color
favourite
Structured Ruched Detail Midi Dress
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KarenMillen

Structured Ruched Detail Midi Dress

  • Design: Plain
  • Neckline: Crew
  • Sleeve length: Short Sleeve
$109.00 $319.00
cobalt color light-pink color pink color navy color
favourite
Tailored Roll Neck Pencil Midi Dress
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KarenMillen

Tailored Roll Neck Pencil Midi Dress

  • Design: Plain
  • Fabric: Polyester
  • Style: Midi Dress
$129.00 $359.00
cobalt color sage color yellow color
favourite
Stretch Drapey Crepe Ruched Plunge Neck Batwing Sleeve Maxi Dress
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KarenMillen

Stretch Drapey Crepe Ruched Plunge Neck Batwing Sleeve Maxi Dress

  • Design: Plain
  • Detail: Plain
  • Length: Maxi
$219.00
cobalt color black color
favourite
Premium Beaded Embellished Woven Midaxi Cape Dress
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KarenMillen

Premium Beaded Embellished Woven Midaxi Cape Dress

  • Design: Plain
  • Fabric: Woven
  • Length: Maxi
$349.00 $989.00
favourite
Drama Ruffle Asymmetric Midi Dress
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KarenMillen

Drama Ruffle Asymmetric Midi Dress

  • Detail: Ruffle
  • Length: Midi
  • Sleeve length: Sleeveless
$75.00 $219.00
favourite
Tailored Lace up Back Detail Midi Dress
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KarenMillen

Tailored Lace up Back Detail Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
$89.00 $249.00
cobalt color black color ivory color
favourite
Premium Stretch Crepe Jersey V Neck Zip Detail Maxi Dress
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KarenMillen

Premium Stretch Crepe Jersey V Neck Zip Detail Maxi Dress

  • Fabric: Polyester
  • Length: Maxi
  • Style: Maxi Dress
$139.00 $399.00
cobalt color emerald color
favourite
Petite Stripe Fabric Detail Fluid Halter Maxi Dress
Petite
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KarenMillen

Petite Stripe Fabric Detail Fluid Halter Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
$109.00 $309.00
favourite
Premium Crystal Embellished Jersey Cowl Neck Mini Dress
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KarenMillen

Premium Crystal Embellished Jersey Cowl Neck Mini Dress

  • Length: Mini
  • Sleeve length: Long Sleeve
  • Style: Mini Dress
$149.00 $359.00
cobalt color gold color
favourite
Lace Ruffle Hem Midi Dress
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KarenMillen

Lace Ruffle Hem Midi Dress

  • Design: Plain
  • Neckline: V Neck
  • Sleeve length: Short Sleeve
$309.00
cobalt color plum color
favourite
Structured Tailored Belted Midi Dress
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KarenMillen

Structured Tailored Belted Midi Dress

  • Length: Midi
  • Sleeve length: Short Sleeve
  • Style: Midi Dress
$139.00 $399.00
cobalt color light-pink color
favourite
Viscose Satin Sleeveless Cowl Neck Drape Woven Maxi Dress
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KarenMillen

Viscose Satin Sleeveless Cowl Neck Drape Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
$89.00 $249.00
favourite
Cowl Neck Drape Woven Maxi Dress
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KarenMillen

Cowl Neck Drape Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$119.00 $339.00
favourite
Plus Size Square Neck Tailored Full Skirted Maxi Dress
Plus
View
KarenMillen

Plus Size Square Neck Tailored Full Skirted Maxi Dress

  • Detail: Plain
  • Fabric: Polyester
  • Neckline: Square
$179.00 $359.00
cobalt color merlot color
favourite
Bandage Form Fitting Cape Sleeve Embellished Mini Dress
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KarenMillen

Bandage Form Fitting Cape Sleeve Embellished Mini Dress

  • Design: Plain
  • Length: Mini
  • Neckline: V Neck
$109.00 $319.00
cobalt color green color
favourite
Petite Drama Ruffle Asymmetric Midi Dress
Petite
View
KarenMillen

Petite Drama Ruffle Asymmetric Midi Dress

  • Design: Plain
  • Detail: Ruffle
  • Sleeve length: Sleeveless
$75.00 $219.00
favourite
Tailored Belted Midi Shirt Dress
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KarenMillen

Tailored Belted Midi Shirt Dress

  • Design: Plain
  • Length: Midi
  • Neckline: Collared
$129.00 $359.00
favourite
Soft Tailored Colour Block Cape Detail Full Skirted Maxi Dress
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KarenMillen

Soft Tailored Colour Block Cape Detail Full Skirted Maxi Dress

  • Detail: Ruffle
  • Length: Maxi
  • Sleeve length: Sleeveless
$129.00 $519.00
favourite
Strappy Pleated Maxi Dress
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KarenMillen

Strappy Pleated Maxi Dress

  • Design: Plain
  • Detail: Plain
  • Neckline: Strappy
$89.00 $249.00
favourite
Tailored Drape Back Pencil Midi Dress
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KarenMillen

Tailored Drape Back Pencil Midi Dress

  • Design: Plain
  • Fabric: Polyester
  • Length: Midi
$129.00 $359.00
favourite
Foil Bandage Figure Form Cut-Out Midi Dress
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KarenMillen

Foil Bandage Figure Form Cut-Out Midi Dress

  • Detail: Plain
  • Fabric: Polyester
  • Neckline: High Neck
$289.00
cobalt color red color
favourite
Crinkle Cold Shoulder Georgette Woven Maxi Dress
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KarenMillen

Crinkle Cold Shoulder Georgette Woven Maxi Dress

  • Fabric: Woven
  • Length: Maxi
  • Style: Maxi Dress
$109.00 $309.00
favourite
Bandage Figure Form Knit Tassel Mini Dress
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KarenMillen

Bandage Figure Form Knit Tassel Mini Dress

  • Design: Plain
  • Detail: Tassels
  • Length: Mini
$339.00
cobalt color silver color
favourite
Plus Size Tailored Roll Neck Pencil Midi Dress
Plus
View
KarenMillen

Plus Size Tailored Roll Neck Pencil Midi Dress

  • Length: Midi
  • Sleeve length: Short Sleeve
  • Style: Midi Dress
$129.00 $359.00
favourite
Petite Tailored Belted Midi Shirt Dress
Petite
View
KarenMillen

Petite Tailored Belted Midi Shirt Dress

  • Design: Plain
  • Length: Midi
  • Neckline: Collared
$129.00 $359.00
favourite
Petite Crinkle Cold Shoulder Georgette Woven Maxi Dress
Petite
View
KarenMillen

Petite Crinkle Cold Shoulder Georgette Woven Maxi Dress

  • Detail: Crinkle
  • Neckline: Round Neck
  • Style: Maxi Dress
$109.00 $309.00
favourite
Tailored Scuba Corset Detail Mini Dress
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KarenMillen

Tailored Scuba Corset Detail Mini Dress

  • Length: Mini
  • Sleeve length: Sleeveless
  • Style: Mini Dress
$119.00 $339.00
favourite
Structured Crepe Full Skirted Tailored Asymmetrical Maxi Dress
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KarenMillen

Structured Crepe Full Skirted Tailored Asymmetrical Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
$109.00 $449.00
favourite
Lace Petal Applique Balloon Sleeve Woven Midi Dress
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KarenMillen

Lace Petal Applique Balloon Sleeve Woven Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
$129.00 $429.00
favourite
Plus Size Lace Ruffle Hem Midi Dress
Plus
View
KarenMillen

Plus Size Lace Ruffle Hem Midi Dress

  • Detail: Ruffle
  • Sleeve length: Short Sleeve
  • Style: Midi Dress
$309.00
favourite
Petite Tie Dye Woven Tape Detail Drama Dress
Petite
View
KarenMillen

Petite Tie Dye Woven Tape Detail Drama Dress

  • Design: Abstract
  • Neckline: High Neck
  • Sleeve length: Long Sleeve
$409.00
favourite
Figure Form Crystal Embellished Midi Dress
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KarenMillen

Figure Form Crystal Embellished Midi Dress

  • Design: Plain
  • Detail: Embellished
  • Sleeve length: Strappy
$289.00
cobalt color black color
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