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#31373D

#31373d ≈ Gunmetal

  • azure
  • Lightness: low
  • Saturation: almost no
  • Neutral
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#31373d is a color from the azure family, with low lightness and almost no saturation. In the RGB model it is made of 19.22% red, 21.57% green and 23.92% blue; printed in CMYK it uses 19.67% cyan, 9.84% magenta, 0% yellow and 76.08% black. Its hue angle is 210°, with 10.91% saturation and 21.57% lightness in HSL. It is a neutral color, often associated with openness, freedom and calm. Designers typically use it for technology products, finance and banking and corporate identities. White text on this color reaches a contrast ratio of 12.04:1 (WCAG AAA). The closest named color is Gunmetal (#2a3439), ΔE 2.69.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#333333
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0372

Complementary

  1. #31373d
  2. #3d3731

Split complementary

  1. #31373d
  2. #3d3131
  3. #3d3d31

Analogous

  1. #313d3d
  2. #31373d
  3. #31313d

Triadic

  1. #31373d
  2. #3d3137
  3. #373d31

Tetradic

  1. #31373d
  2. #37313d
  3. #3d3731
  4. #373d31

Square

  1. #31373d
  2. #3d313d
  3. #3d3731
  4. #313d31

Monochromatic

  1. #090a0b
  2. #0f1113
  3. #31373d
  4. #535d67
  5. #768491

Shades

#31373d mixed progressively with black.

  1. #31373d
  2. #2c3237
  3. #272c31
  4. #22272b
  5. #1d2125
  6. #191c1f
  7. #141618
  8. #0f1112
  9. #0a0b0c
  10. #050606
  11. #000000

Tints

#31373d mixed progressively with white.

  1. #31373d
  2. #464b50
  3. #5a5f64
  4. #6f7377
  5. #83878b
  6. #989b9e
  7. #adafb1
  8. #c1c3c5
  9. #d6d7d8
  10. #eaebec
  11. #ffffff

Tones

#31373d mixed progressively with gray.

  1. #31373d
  2. #393e44
  3. #41464a
  4. #494d51
  5. #515458
  6. #595c5f
  7. #606365
  8. #686a6c
  9. #707173
  10. #787979
  11. #808080

Readable text 12.04:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.74:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #363636 ≈ 0.003% of males
Achromatomaly #343739 ≈ 0.001% of males
Protanopia #35373d ≈ 1.01% of males
Deuteranopia #33363d ≈ 1.27% of males
Tritanopia #2e3839 ≈ 0.0001% of males
Protanomaly #33373d ≈ 1.08% of males
Deuteranomaly #32363d ≈ 4.63% of males
Tritanomaly #2f383b ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-31373d {
  color: #31373d;
}
Background
.bg-31373d {
  background-color: #31373d;
  color: #ffffff;
}
Border
.border-31373d {
  border: 2px solid #31373d;
}
CSS variables
:root {
  --color-primary: #31373d;
  --color-primary-rgb: 49 55 61;
  --color-primary-hsl: 210 11% 22%;
}
Gradient
.gradient-31373d {
  background: linear-gradient(135deg, #31373d, #31313d);
}
Colored shadow
.shadow-31373d {
  box-shadow: 0 8px 24px rgb(49 55 61 / 0.35);
}

#2a3439 Gunmetal ΔE 2.69 #353839 Onyx ΔE 3.16 #343434 Jet ΔE 4.42 #36454f Charcoal ΔE 5.55 #414a4c Outer Space ΔE 6.90 #3b3c36 Black Olive ΔE 7.91 #555555 Davy's Gray ΔE 11.19 #cec8c2 Inverted #363636 Grayscale 

Gunmetal
#31373d  rgb(49, 55, 61)  hsl(210, 11%, 22%)  Gunmetal
#3d3731  rgb(61, 55, 49)  hsl(30, 11%, 22%)  Taupe
#3d3137  rgb(61, 49, 55)  hsl(330, 11%, 22%)  Jet
#373d31  rgb(55, 61, 49)  hsl(90, 11%, 22%)  Black Olive