ColorTool
Log in
#255EFC

#255efc ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
Check contrast Explore in graph Random color

#255efc 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 98.82% blue; printed in CMYK it uses 85.32% cyan, 62.7% magenta, 0% yellow and 1.18% black. Its hue angle is 224.09°, with 97.29% saturation and 56.67% 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 5.14:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 2.78.

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 luminance0.1543

Complementary

  1. #255efc
  2. #fcc325

Split complementary

  1. #255efc
  2. #fc5725
  3. #cafc25

Analogous

  1. #25cafc
  2. #255efc
  3. #5725fc

Triadic

  1. #255efc
  2. #fc255e
  3. #5efc25

Tetradic

  1. #255efc
  2. #c325fc
  3. #fcc325
  4. #5efc25

Square

  1. #255efc
  2. #fc25ca
  3. #fcc325
  4. #25fc57

Monochromatic

  1. #022586
  2. #033ad2
  3. #255efc
  4. #7096fd
  5. #bccdfe

Shades

#255efc mixed progressively with black.

  1. #255efc
  2. #2155e3
  3. #1e4bca
  4. #1a42b0
  5. #163897
  6. #132f7e
  7. #0f2665
  8. #0b1c4c
  9. #071332
  10. #040919
  11. #000000

Tints

#255efc mixed progressively with white.

  1. #255efc
  2. #3b6efc
  3. #517efd
  4. #668efd
  5. #7c9efd
  6. #92affe
  7. #a8bffe
  8. #becffe
  9. #d3dffe
  10. #e9efff
  11. #ffffff

Tones

#255efc mixed progressively with gray.

  1. #255efc
  2. #2e61f0
  3. #3765e3
  4. #4068d7
  5. #496cca
  6. #536fbe
  7. #5c72b2
  8. #6576a5
  9. #6e7999
  10. #777d8c
  11. #808080

Readable text 5.14:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.09:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6d6d6d ≈ 0.003% of males
Achromatomaly #5968b8 ≈ 0.001% of males
Protanopia #0078ff ≈ 1.01% of males
Deuteranopia #0064f9 ≈ 1.27% of males
Tritanopia #0088a4 ≈ 0.0001% of males
Protanomaly #006eff ≈ 1.08% of males
Deuteranomaly #0061fa ≈ 4.63% of males
Tritanomaly #0079cd ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-255efc {
  color: #255efc;
}
Background
.bg-255efc {
  background-color: #255efc;
  color: #ffffff;
}
Border
.border-255efc {
  border: 2px solid #255efc;
}
CSS variables
:root {
  --color-primary: #255efc;
  --color-primary-rgb: 37 94 252;
  --color-primary-hsl: 224 97% 57%;
}
Gradient
.gradient-255efc {
  background: linear-gradient(135deg, #255efc, #5725fc);
}
Colored shadow
.shadow-255efc {
  box-shadow: 0 8px 24px rgb(37 94 252 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 2.78 #4169e1 Royal Blue ΔE 4.41 #0070ff Brandeis Blue ΔE 6.44 #6050dc Majorelle Blue ΔE 7.96 #5a4fcf Iris ΔE 8.61 #1560bd Denim ΔE 9.01 #6a5acd Slate Blue ΔE 9.06 #daa103 Inverted #6d6d6d Grayscale 

Ultramarine Blue
#255efc  rgb(37, 94, 252)  hsl(224, 97%, 57%)  Ultramarine Blue
#fcc325  rgb(252, 195, 37)  hsl(44, 97%, 57%)  Mikado Yellow
#fc255e  rgb(252, 37, 94)  hsl(344, 97%, 57%)  Folly
#5efc25  rgb(94, 252, 37)  hsl(104, 97%, 57%)  Harlequin