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#313B4D

#313b4d ≈ Charcoal

  • azure
  • Lightness: low
  • Saturation: muted
  • Cool
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#313b4d is a color from the azure family, with low lightness and muted saturation. In the RGB model it is made of 19.22% red, 23.14% green and 30.2% blue; printed in CMYK it uses 36.36% cyan, 23.38% magenta, 0% yellow and 69.8% black. Its hue angle is 218.57°, with 22.22% saturation and 24.71% lightness in HSL. It is a cool 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 11.27:1 (WCAG AAA). The closest named color is Charcoal (#36454f), ΔE 6.72.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#333366
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0432

Complementary

  1. #313b4d
  2. #4d4331

Split complementary

  1. #313b4d
  2. #4d3531
  3. #494d31

Analogous

  1. #31494d
  2. #313b4d
  3. #35314d

Triadic

  1. #313b4d
  2. #4d313b
  3. #3b4d31

Tetradic

  1. #313b4d
  2. #43314d
  3. #4d4331
  4. #3b4d31

Square

  1. #313b4d
  2. #4d3149
  3. #4d4331
  4. #314d35

Monochromatic

  1. #080a0c
  2. #13171e
  3. #313b4d
  4. #4f5f7c
  5. #7284a5

Shades

#313b4d mixed progressively with black.

  1. #313b4d
  2. #2c3545
  3. #272f3e
  4. #222936
  5. #1d232e
  6. #191e27
  7. #14181f
  8. #0f1217
  9. #0a0c0f
  10. #050608
  11. #000000

Tints

#313b4d mixed progressively with white.

  1. #313b4d
  2. #464f5f
  3. #5a6271
  4. #6f7682
  5. #838994
  6. #989da6
  7. #adb1b8
  8. #c1c4ca
  9. #d6d8db
  10. #eaebed
  11. #ffffff

Tones

#313b4d mixed progressively with gray.

  1. #313b4d
  2. #394252
  3. #414957
  4. #49505c
  5. #515761
  6. #595e67
  7. #60646c
  8. #686b71
  9. #707276
  10. #78797b
  11. #808080

Readable text 11.27:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.86:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #3b3b3b ≈ 0.003% of males
Achromatomaly #373b43 ≈ 0.001% of males
Protanopia #353c4e ≈ 1.01% of males
Deuteranopia #32394d ≈ 1.27% of males
Tritanopia #293f41 ≈ 0.0001% of males
Protanomaly #333c4d ≈ 1.08% of males
Deuteranomaly #323a4d ≈ 4.63% of males
Tritanomaly #2c3d46 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-313b4d {
  color: #313b4d;
}
Background
.bg-313b4d {
  background-color: #313b4d;
  color: #ffffff;
}
Border
.border-313b4d {
  border: 2px solid #313b4d;
}
CSS variables
:root {
  --color-primary: #313b4d;
  --color-primary-rgb: 49 59 77;
  --color-primary-hsl: 219 22% 25%;
}
Gradient
.gradient-313b4d {
  background: linear-gradient(135deg, #313b4d, #35314d);
}
Colored shadow
.shadow-313b4d {
  box-shadow: 0 8px 24px rgb(49 59 77 / 0.35);
}

#36454f Charcoal ΔE 6.72 #2a3439 Gunmetal ΔE 7.97 #003153 Prussian Blue ΔE 8.46 #353839 Onyx ΔE 9.09 #343434 Jet ΔE 9.92 #414a4c Outer Space ΔE 10.23 #002147 Oxford Blue ΔE 11.13 #cec4b2 Inverted #3b3b3b Grayscale 

Charcoal
#313b4d  rgb(49, 59, 77)  hsl(219, 22%, 25%)  Charcoal
#4d4331  rgb(77, 67, 49)  hsl(39, 22%, 25%)  Taupe
#4d313b  rgb(77, 49, 59)  hsl(339, 22%, 25%)  Eggplant
#3b4d31  rgb(59, 77, 49)  hsl(99, 22%, 25%)  Rifle Green