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#255EF8

#255ef8 ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#255ef8 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 97.25% blue; printed in CMYK it uses 85.08% cyan, 62.1% magenta, 0% yellow and 2.75% black. Its hue angle is 223.79°, with 93.78% saturation and 55.88% 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 5.2:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 2.89.

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 luminance0.1518

Complementary

  1. #255ef8
  2. #f8bf25

Split complementary

  1. #255ef8
  2. #f85525
  3. #c8f825

Analogous

  1. #25c8f8
  2. #255ef8
  3. #5525f8

Triadic

  1. #255ef8
  2. #f8255e
  3. #5ef825

Tetradic

  1. #255ef8
  2. #bf25f8
  3. #f8bf25
  4. #5ef825

Square

  1. #255ef8
  2. #f825c8
  3. #f8bf25
  4. #25f855

Monochromatic

  1. #042680
  2. #063bca
  3. #255ef8
  4. #6f95fa
  5. #b9cbfd

Shades

#255ef8 mixed progressively with black.

  1. #255ef8
  2. #2155df
  3. #1e4bc6
  4. #1a42ae
  5. #163895
  6. #132f7c
  7. #0f2663
  8. #0b1c4a
  9. #071332
  10. #040919
  11. #000000

Tints

#255ef8 mixed progressively with white.

  1. #255ef8
  2. #3b6ef9
  3. #517ef9
  4. #668efa
  5. #7c9efb
  6. #92affc
  7. #a8bffc
  8. #becffd
  9. #d3dffe
  10. #e9effe
  11. #ffffff

Tones

#255ef8 mixed progressively with gray.

  1. #255ef8
  2. #2e61ec
  3. #3765e0
  4. #4068d4
  5. #496cc8
  6. #536fbc
  7. #5c72b0
  8. #6576a4
  9. #6e7998
  10. #777d8c
  11. #808080

Readable text 5.2:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.04:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6d6d6d ≈ 0.003% of males
Achromatomaly #5867b6 ≈ 0.001% of males
Protanopia #0077fd ≈ 1.01% of males
Deuteranopia #0063f5 ≈ 1.27% of males
Tritanopia #0087a2 ≈ 0.0001% of males
Protanomaly #006efb ≈ 1.08% of males
Deuteranomaly #0061f6 ≈ 4.63% of males
Tritanomaly #0079ca ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-255ef8 {
  color: #255ef8;
}
Background
.bg-255ef8 {
  background-color: #255ef8;
  color: #ffffff;
}
Border
.border-255ef8 {
  border: 2px solid #255ef8;
}
CSS variables
:root {
  --color-primary: #255ef8;
  --color-primary-rgb: 37 94 248;
  --color-primary-hsl: 224 94% 56%;
}
Gradient
.gradient-255ef8 {
  background: linear-gradient(135deg, #255ef8, #5525f8);
}
Colored shadow
.shadow-255ef8 {
  box-shadow: 0 8px 24px rgb(37 94 248 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 2.89 #4169e1 Royal Blue ΔE 4.18 #0070ff Brandeis Blue ΔE 6.47 #6050dc Majorelle Blue ΔE 7.92 #5a4fcf Iris ΔE 8.46 #1560bd Denim ΔE 8.53 #6a5acd Slate Blue ΔE 8.97 #daa107 Inverted #6d6d6d Grayscale 

Ultramarine Blue
#255ef8  rgb(37, 94, 248)  hsl(224, 94%, 56%)  Ultramarine Blue
#f8bf25  rgb(248, 191, 37)  hsl(44, 94%, 56%)  Golden Poppy
#f8255e  rgb(248, 37, 94)  hsl(344, 94%, 56%)  Folly
#5ef825  rgb(94, 248, 37)  hsl(104, 94%, 56%)  Harlequin