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#255DF0

#255df0 ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#255df0 is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 14.51% red, 36.47% green and 94.12% blue; printed in CMYK it uses 84.58% cyan, 61.25% magenta, 0% yellow and 5.88% black. Its hue angle is 223.45°, with 87.12% saturation and 54.31% 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 5.38:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 3.55.

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 luminance0.1451

Complementary

  1. #255df0
  2. #f0b825

Split complementary

  1. #255df0
  2. #f05225
  3. #c2f025

Analogous

  1. #25c2f0
  2. #255df0
  3. #5225f0

Triadic

  1. #255df0
  2. #f0255d
  3. #5df025

Tetradic

  1. #255df0
  2. #b825f0
  3. #f0b825
  4. #5df025

Square

  1. #255df0
  2. #f025c2
  3. #f0b825
  4. #25f052

Monochromatic

  1. #082674
  2. #0d3dbc
  3. #255df0
  4. #6d92f5
  5. #b4c7fa

Shades

#255df0 mixed progressively with black.

  1. #255df0
  2. #2154d8
  3. #1e4ac0
  4. #1a41a8
  5. #163890
  6. #132f78
  7. #0f2560
  8. #0b1c48
  9. #071330
  10. #040918
  11. #000000

Tints

#255df0 mixed progressively with white.

  1. #255df0
  2. #3b6df2
  3. #517df3
  4. #668ef5
  5. #7c9ef6
  6. #92aef8
  7. #a8bef9
  8. #becefb
  9. #d3dffc
  10. #e9effe
  11. #ffffff

Tones

#255df0 mixed progressively with gray.

  1. #255df0
  2. #2e61e5
  3. #3764da
  4. #4068ce
  5. #496bc3
  6. #536fb8
  7. #5c72ad
  8. #6576a2
  9. #6e7996
  10. #777d8b
  11. #808080

Readable text 5.38:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.9:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6a6a6a ≈ 0.003% of males
Achromatomaly #5765b0 ≈ 0.001% of males
Protanopia #0074f5 ≈ 1.01% of males
Deuteranopia #0061ed ≈ 1.27% of males
Tritanopia #00849e ≈ 0.0001% of males
Protanomaly #006cf3 ≈ 1.08% of males
Deuteranomaly #0060ee ≈ 4.63% of males
Tritanomaly #0076c4 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-255df0 {
  color: #255df0;
}
Background
.bg-255df0 {
  background-color: #255df0;
  color: #ffffff;
}
Border
.border-255df0 {
  border: 2px solid #255df0;
}
CSS variables
:root {
  --color-primary: #255df0;
  --color-primary-rgb: 37 93 240;
  --color-primary-hsl: 223 87% 54%;
}
Gradient
.gradient-255df0 {
  background: linear-gradient(135deg, #255df0, #5225f0);
}
Colored shadow
.shadow-255df0 {
  box-shadow: 0 8px 24px rgb(37 93 240 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 3.55 #4169e1 Royal Blue ΔE 4.15 #0070ff Brandeis Blue ΔE 6.93 #1560bd Denim ΔE 7.65 #6050dc Majorelle Blue ΔE 7.75 #5a4fcf Iris ΔE 8.02 #0f52ba Sapphire ΔE 8.18 #daa20f Inverted #6a6a6a Grayscale 

Ultramarine Blue
#255df0  rgb(37, 93, 240)  hsl(223, 87%, 54%)  Ultramarine Blue
#f0b825  rgb(240, 184, 37)  hsl(43, 87%, 54%)  Meat Brown
#f0255d  rgb(240, 37, 93)  hsl(343, 87%, 54%)  Amaranth
#5df025  rgb(93, 240, 37)  hsl(103, 87%, 54%)  Harlequin