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#255EFB

#255efb ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#255efb is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 14.51% red, 36.86% green and 98.43% blue; printed in CMYK it uses 85.26% cyan, 62.55% magenta, 0% yellow and 1.57% black. Its hue angle is 224.02°, with 96.4% saturation and 56.47% lightness in HSL. It is a cool color, often associated with trust, stability and focus. Designers typically use it for technology products, finance and banking and call-to-action buttons. White text on this color reaches a contrast ratio of 5.16:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 2.8.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1536

Complementary

  1. #255efb
  2. #fbc225

Split complementary

  1. #255efb
  2. #fb5725
  3. #c9fb25

Analogous

  1. #25c9fb
  2. #255efb
  3. #5725fb

Triadic

  1. #255efb
  2. #fb255e
  3. #5efb25

Tetradic

  1. #255efb
  2. #c225fb
  3. #fbc225
  4. #5efb25

Square

  1. #255efb
  2. #fb25c9
  3. #fbc225
  4. #25fb57

Monochromatic

  1. #022585
  2. #043ad0
  3. #255efb
  4. #7095fc
  5. #bbcdfe

Shades

#255efb mixed progressively with black.

  1. #255efb
  2. #2155e2
  3. #1e4bc9
  4. #1a42b0
  5. #163897
  6. #132f7e
  7. #0f2664
  8. #0b1c4b
  9. #071332
  10. #040919
  11. #000000

Tints

#255efb mixed progressively with white.

  1. #255efb
  2. #3b6efb
  3. #517efc
  4. #668efc
  5. #7c9efd
  6. #92affd
  7. #a8bffd
  8. #becffe
  9. #d3dffe
  10. #e9efff
  11. #ffffff

Tones

#255efb mixed progressively with gray.

  1. #255efb
  2. #2e61ef
  3. #3765e2
  4. #4068d6
  5. #496cca
  6. #536fbe
  7. #5c72b1
  8. #6576a5
  9. #6e7999
  10. #777d8c
  11. #808080

Readable text 5.16:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.07:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6d6d6d ≈ 0.003% of males
Achromatomaly #5967b8 ≈ 0.001% of males
Protanopia #0077ff ≈ 1.01% of males
Deuteranopia #0064f8 ≈ 1.27% of males
Tritanopia #0088a4 ≈ 0.0001% of males
Protanomaly #006efe ≈ 1.08% of males
Deuteranomaly #0061f9 ≈ 4.63% of males
Tritanomaly #0079cd ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-255efb {
  color: #255efb;
}
Background
.bg-255efb {
  background-color: #255efb;
  color: #ffffff;
}
Border
.border-255efb {
  border: 2px solid #255efb;
}
CSS variables
:root {
  --color-primary: #255efb;
  --color-primary-rgb: 37 94 251;
  --color-primary-hsl: 224 96% 56%;
}
Gradient
.gradient-255efb {
  background: linear-gradient(135deg, #255efb, #5725fb);
}
Colored shadow
.shadow-255efb {
  box-shadow: 0 8px 24px rgb(37 94 251 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 2.80 #4169e1 Royal Blue ΔE 4.35 #0070ff Brandeis Blue ΔE 6.45 #6050dc Majorelle Blue ΔE 7.94 #5a4fcf Iris ΔE 8.57 #1560bd Denim ΔE 8.89 #6a5acd Slate Blue ΔE 9.04 #daa104 Inverted #6d6d6d Grayscale 

Ultramarine Blue
#255efb  rgb(37, 94, 251)  hsl(224, 96%, 56%)  Ultramarine Blue
#fbc225  rgb(251, 194, 37)  hsl(44, 96%, 56%)  Golden Poppy
#fb255e  rgb(251, 37, 94)  hsl(344, 96%, 56%)  Folly
#5efb25  rgb(94, 251, 37)  hsl(104, 96%, 56%)  Harlequin