ColorTool
Log in
#031237

#031237 ≈ Oxford Blue

  • blue
  • Lightness: very low
  • Saturation: muted
  • Cool
Check contrast Explore in graph Random color

#031237 is a color from the blue family, with very low lightness and muted saturation. In the RGB model it is made of 1.18% red, 7.06% green and 21.57% blue; printed in CMYK it uses 94.55% cyan, 67.27% magenta, 0% yellow and 78.43% black. Its hue angle is 222.69°, with 89.66% saturation and 11.37% 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 luxury branding. White text on this color reaches a contrast ratio of 18.33:1 (WCAG AAA). The closest named color is Oxford Blue (#002147), ΔE 5.69.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#000033
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0073

Complementary

  1. #031237
  2. #372803

Split complementary

  1. #031237
  2. #370e03
  3. #2c3703

Analogous

  1. #032c37
  2. #031237
  3. #0e0337

Triadic

  1. #031237
  2. #370312
  3. #123703

Tetradic

  1. #031237
  2. #280337
  3. #372803
  4. #123703

Square

  1. #031237
  2. #37032c
  3. #372803
  4. #03370e

Monochromatic

  1. #010613
  2. #010613
  3. #031237
  4. #072a80
  5. #0b41c8

Shades

#031237 mixed progressively with black.

  1. #031237
  2. #031032
  3. #020e2c
  4. #020d27
  5. #020b21
  6. #02091c
  7. #010716
  8. #010511
  9. #01040b
  10. #000206
  11. #000000

Tints

#031237 mixed progressively with white.

  1. #031237
  2. #1c2a4b
  3. #35415f
  4. #4f5973
  5. #687187
  6. #81899b
  7. #9aa0af
  8. #b3b8c3
  9. #cdd0d7
  10. #e6e7eb
  11. #ffffff

Tones

#031237 mixed progressively with gray.

  1. #031237
  2. #101d3e
  3. #1c2846
  4. #29334d
  5. #353e54
  6. #42495c
  7. #4e5463
  8. #5b5f6a
  9. #676a71
  10. #747579
  11. #808080

Readable text 18.33:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.15:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #151515 ≈ 0.003% of males
Achromatomaly #0f1426 ≈ 0.001% of males
Protanopia #001738 ≈ 1.01% of males
Deuteranopia #001236 ≈ 1.27% of males
Tritanopia #001b22 ≈ 0.0001% of males
Protanomaly #001538 ≈ 1.08% of males
Deuteranomaly #001237 ≈ 4.63% of males
Tritanomaly #00182c ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-031237 {
  color: #031237;
}
Background
.bg-031237 {
  background-color: #031237;
  color: #ffffff;
}
Border
.border-031237 {
  border: 2px solid #031237;
}
CSS variables
:root {
  --color-primary: #031237;
  --color-primary-rgb: 3 18 55;
  --color-primary-hsl: 223 90% 11%;
}
Gradient
.gradient-031237 {
  background: linear-gradient(135deg, #031237, #0e0337);
}
Colored shadow
.shadow-031237 {
  box-shadow: 0 8px 24px rgb(3 18 55 / 0.35);
}

#002147 Oxford Blue ΔE 5.69 #191970 Midnight Blue ΔE 11.17 #003153 Prussian Blue ΔE 11.99 #32127a Persian Indigo ΔE 14.53 #010b13 Rich Black ΔE 14.56 #000080 Navy ΔE 14.80 #000f89 Phthalo Blue ΔE 14.87 #fcedc8 Inverted #151515 Grayscale 

Oxford Blue
#031237  rgb(3, 18, 55)  hsl(223, 90%, 11%)  Oxford Blue
#372803  rgb(55, 40, 3)  hsl(43, 90%, 11%)  Bistre
#370312  rgb(55, 3, 18)  hsl(343, 90%, 11%)  Tyrian Purple
#123703  rgb(18, 55, 3)  hsl(103, 90%, 11%)  British Racing Green