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#1237FF

#1237ff ≈ Han Purple

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#1237ff is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 7.06% red, 21.57% green and 100% blue; printed in CMYK it uses 92.94% cyan, 78.43% magenta, 0% yellow and 0% black. Its hue angle is 230.63°, with 100% saturation and 53.53% 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 6.96:1 (WCAG AA). The closest named color is Han Purple (#5218fa), ΔE 5.27.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0033ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1008

Complementary

  1. #1237ff
  2. #ffda12

Split complementary

  1. #1237ff
  2. #ff6312
  3. #aeff12

Analogous

  1. #12aeff
  2. #1237ff
  3. #6312ff

Triadic

  1. #1237ff
  2. #ff1237
  3. #37ff12

Tetradic

  1. #1237ff
  2. #da12ff
  3. #ffda12
  4. #37ff12

Square

  1. #1237ff
  2. #ff12ae
  3. #ffda12
  4. #12ff63

Monochromatic

  1. #001378
  2. #001fc5
  3. #1237ff
  4. #5f78ff
  5. #abb8ff

Shades

#1237ff mixed progressively with black.

  1. #1237ff
  2. #1032e6
  3. #0e2ccc
  4. #0d27b3
  5. #0b2199
  6. #091c80
  7. #071666
  8. #05114d
  9. #040b33
  10. #02061a
  11. #000000

Tints

#1237ff mixed progressively with white.

  1. #1237ff
  2. #2a4bff
  3. #415fff
  4. #5973ff
  5. #7187ff
  6. #899bff
  7. #a0afff
  8. #b8c3ff
  9. #d0d7ff
  10. #e7ebff
  11. #ffffff

Tones

#1237ff mixed progressively with gray.

  1. #1237ff
  2. #1d3ef2
  3. #2846e6
  4. #334dd9
  5. #3e54cc
  6. #495cc0
  7. #5463b3
  8. #5f6aa6
  9. #6a7199
  10. #75798d
  11. #808080

Readable text 6.96:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.02:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #595959 ≈ 0.003% of males
Achromatomaly #474eb5 ≈ 0.001% of males
Protanopia #0065ff ≈ 1.01% of males
Deuteranopia #004dfc ≈ 1.27% of males
Tritanopia #00769c ≈ 0.0001% of males
Protanomaly #0056ff ≈ 1.08% of males
Deuteranomaly #0045fd ≈ 4.63% of males
Tritanomaly #0063cb ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-1237ff {
  color: #1237ff;
}
Background
.bg-1237ff {
  background-color: #1237ff;
  color: #ffffff;
}
Border
.border-1237ff {
  border: 2px solid #1237ff;
}
CSS variables
:root {
  --color-primary: #1237ff;
  --color-primary-rgb: 18 55 255;
  --color-primary-hsl: 231 100% 54%;
}
Gradient
.gradient-1237ff {
  background: linear-gradient(135deg, #1237ff, #6312ff);
}
Colored shadow
.shadow-1237ff {
  box-shadow: 0 8px 24px rgb(18 55 255 / 0.35);
}

#5218fa Han Purple ΔE 5.27 #3f00ff Ultramarine ΔE 5.86 #0000ff Blue ΔE 6.22 #6f00ff Electric Indigo ΔE 7.65 #6050dc Majorelle Blue ΔE 7.83 #5a4fcf Iris ΔE 8.00 #1c39bb Persian Blue ΔE 8.39 #edc800 Inverted #595959 Grayscale 

Han Purple
#1237ff  rgb(18, 55, 255)  hsl(231, 100%, 54%)  Han Purple
#ffda12  rgb(255, 218, 18)  hsl(51, 100%, 54%)  Gold
#ff1237  rgb(255, 18, 55)  hsl(351, 100%, 54%)  Tractor Red
#37ff12  rgb(55, 255, 18)  hsl(111, 100%, 54%)  Neon Green