ColorTool
Log in
#0237DF

#0237df ≈ Persian Blue

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

#0237df is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 0.78% red, 21.57% green and 87.45% blue; printed in CMYK it uses 99.1% cyan, 75.34% magenta, 0% yellow and 12.55% black. Its hue angle is 225.61°, with 98.22% saturation and 44.12% 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 8.03:1 (WCAG AAA). The closest named color is Persian Blue (#1c39bb), ΔE 4.42.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0033cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0807

Complementary

  1. #0237df
  2. #dfaa02

Split complementary

  1. #0237df
  2. #df3c02
  3. #a6df02

Analogous

  1. #02a6df
  2. #0237df
  3. #3c02df

Triadic

  1. #0237df
  2. #df0237
  3. #37df02

Tetradic

  1. #0237df
  2. #aa02df
  3. #dfaa02
  4. #37df02

Square

  1. #0237df
  2. #df02a6
  3. #dfaa02
  4. #02df3c

Monochromatic

  1. #011247
  2. #012493
  3. #0237df
  4. #3061fd
  5. #7c9bfe

Shades

#0237df mixed progressively with black.

  1. #0237df
  2. #0232c9
  3. #022cb2
  4. #01279c
  5. #012186
  6. #011c70
  7. #011659
  8. #011143
  9. #000b2d
  10. #000616
  11. #000000

Tints

#0237df mixed progressively with white.

  1. #0237df
  2. #1b4be2
  3. #355fe5
  4. #4e73e9
  5. #6787ec
  6. #819bef
  7. #9aaff2
  8. #b3c3f5
  9. #ccd7f9
  10. #e6ebfc
  11. #ffffff

Tones

#0237df mixed progressively with gray.

  1. #0237df
  2. #0f3ed6
  3. #1b46cc
  4. #284dc3
  5. #3454b9
  6. #415cb0
  7. #4e63a6
  8. #5a6a9d
  9. #677193
  10. #73798a
  11. #808080

Readable text 8.03:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.61:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #505050 ≈ 0.003% of males
Achromatomaly #3e479e ≈ 0.001% of males
Protanopia #005ae4 ≈ 1.01% of males
Deuteranopia #0046dc ≈ 1.27% of males
Tritanopia #006a89 ≈ 0.0001% of males
Protanomaly #004fe2 ≈ 1.08% of males
Deuteranomaly #0040dd ≈ 4.63% of males
Tritanomaly #005ab2 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-0237df {
  color: #0237df;
}
Background
.bg-0237df {
  background-color: #0237df;
  color: #ffffff;
}
Border
.border-0237df {
  border: 2px solid #0237df;
}
CSS variables
:root {
  --color-primary: #0237df;
  --color-primary-rgb: 2 55 223;
  --color-primary-hsl: 226 98% 44%;
}
Gradient
.gradient-0237df {
  background: linear-gradient(135deg, #0237df, #3c02df);
}
Colored shadow
.shadow-0237df {
  box-shadow: 0 8px 24px rgb(2 55 223 / 0.35);
}

#1c39bb Persian Blue ΔE 4.42 #0000ff Blue ΔE 6.54 #4f42b5 Ocean Blue ΔE 6.97 #5218fa Han Purple ΔE 7.08 #3f00ff Ultramarine ΔE 7.11 #1034a6 Egyptian Blue ΔE 7.46 #5a4fcf Iris ΔE 8.25 #fdc820 Inverted #505050 Grayscale 

Persian Blue
#0237df  rgb(2, 55, 223)  hsl(226, 98%, 44%)  Persian Blue
#dfaa02  rgb(223, 170, 2)  hsl(46, 98%, 44%)  Goldenrod
#df0237  rgb(223, 2, 55)  hsl(346, 98%, 44%)  Crimson
#37df02  rgb(55, 223, 2)  hsl(106, 98%, 44%)  Lime Green