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#255BF0

#255bf0 ≈ Ultramarine Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#255bf0 is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 14.51% red, 35.69% green and 94.12% blue; printed in CMYK it uses 84.58% cyan, 62.08% magenta, 0% yellow and 5.88% black. Its hue angle is 224.04°, 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 5.48:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 4.02.

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 luminance0.1417

Complementary

  1. #255bf0
  2. #f0ba25

Split complementary

  1. #255bf0
  2. #f05425
  3. #c0f025

Analogous

  1. #25c0f0
  2. #255bf0
  3. #5425f0

Triadic

  1. #255bf0
  2. #f0255b
  3. #5bf025

Tetradic

  1. #255bf0
  2. #ba25f0
  3. #f0ba25
  4. #5bf025

Square

  1. #255bf0
  2. #f025c0
  3. #f0ba25
  4. #25f054

Monochromatic

  1. #082574
  2. #0d3bbc
  3. #255bf0
  4. #6d91f5
  5. #b4c7fa

Shades

#255bf0 mixed progressively with black.

  1. #255bf0
  2. #2152d8
  3. #1e49c0
  4. #1a40a8
  5. #163790
  6. #132e78
  7. #0f2460
  8. #0b1b48
  9. #071230
  10. #040918
  11. #000000

Tints

#255bf0 mixed progressively with white.

  1. #255bf0
  2. #3b6bf2
  3. #517cf3
  4. #668cf5
  5. #7c9df6
  6. #92adf8
  7. #a8bdf9
  8. #becefb
  9. #d3defc
  10. #e9effe
  11. #ffffff

Tones

#255bf0 mixed progressively with gray.

  1. #255bf0
  2. #2e5fe5
  3. #3762da
  4. #4066ce
  5. #496ac3
  6. #536eb8
  7. #5c71ad
  8. #6575a2
  9. #6e7996
  10. #777c8b
  11. #808080

Readable text 5.48:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.83:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #696969 ≈ 0.003% of males
Achromatomaly #5664b0 ≈ 0.001% of males
Protanopia #0073f5 ≈ 1.01% of males
Deuteranopia #0060ed ≈ 1.27% of males
Tritanopia #00829d ≈ 0.0001% of males
Protanomaly #006af3 ≈ 1.08% of males
Deuteranomaly #005eee ≈ 4.63% of males
Tritanomaly #0075c4 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-255bf0 {
  color: #255bf0;
}
Background
.bg-255bf0 {
  background-color: #255bf0;
  color: #ffffff;
}
Border
.border-255bf0 {
  border: 2px solid #255bf0;
}
CSS variables
:root {
  --color-primary: #255bf0;
  --color-primary-rgb: 37 91 240;
  --color-primary-hsl: 224 87% 54%;
}
Gradient
.gradient-255bf0 {
  background: linear-gradient(135deg, #255bf0, #5425f0);
}
Colored shadow
.shadow-255bf0 {
  box-shadow: 0 8px 24px rgb(37 91 240 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 4.02 #4169e1 Royal Blue ΔE 4.71 #6050dc Majorelle Blue ΔE 7.32 #0070ff Brandeis Blue ΔE 7.56 #5a4fcf Iris ΔE 7.57 #1560bd Denim ΔE 7.87 #0f52ba Sapphire ΔE 8.01 #daa40f Inverted #696969 Grayscale 

Ultramarine Blue
#255bf0  rgb(37, 91, 240)  hsl(224, 87%, 54%)  Ultramarine Blue
#f0ba25  rgb(240, 186, 37)  hsl(44, 87%, 54%)  Meat Brown
#f0255b  rgb(240, 37, 91)  hsl(344, 87%, 54%)  Amaranth
#5bf025  rgb(91, 240, 37)  hsl(104, 87%, 54%)  Harlequin