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#31353C

#31353c ≈ Onyx

  • azure
  • Lightness: low
  • Saturation: almost no
  • Neutral
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#31353c 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, 20.78% green and 23.53% blue; printed in CMYK it uses 18.33% cyan, 11.67% magenta, 0% yellow and 76.47% black. Its hue angle is 218.18°, with 10.09% saturation and 21.37% 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 12.32:1 (WCAG AAA). The closest named color is Onyx (#353839), ΔE 3.9.

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 luminance0.0353

Complementary

  1. #31353c
  2. #3c3831

Split complementary

  1. #31353c
  2. #3c3231
  3. #3a3c31

Analogous

  1. #313a3c
  2. #31353c
  3. #32313c

Triadic

  1. #31353c
  2. #3c3135
  3. #353c31

Tetradic

  1. #31353c
  2. #38313c
  3. #3c3831
  4. #353c31

Square

  1. #31353c
  2. #3c313a
  3. #3c3831
  4. #313c32

Monochromatic

  1. #090a0b
  2. #0f1012
  3. #31353c
  4. #535a66
  5. #768090

Shades

#31353c mixed progressively with black.

  1. #31353c
  2. #2c3036
  3. #272a30
  4. #22252a
  5. #1d2024
  6. #191b1e
  7. #141518
  8. #0f1012
  9. #0a0b0c
  10. #050506
  11. #000000

Tints

#31353c mixed progressively with white.

  1. #31353c
  2. #464950
  3. #5a5d63
  4. #6f7277
  5. #83868a
  6. #989a9e
  7. #adaeb1
  8. #c1c2c5
  9. #d6d7d8
  10. #eaebec
  11. #ffffff

Tones

#31353c mixed progressively with gray.

  1. #31353c
  2. #393d43
  3. #41444a
  4. #494c50
  5. #515357
  6. #595b5e
  7. #606265
  8. #686a6c
  9. #707172
  10. #787979
  11. #808080

Readable text 12.32:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.71:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #353535 ≈ 0.003% of males
Achromatomaly #333538 ≈ 0.001% of males
Protanopia #33353c ≈ 1.01% of males
Deuteranopia #32343c ≈ 1.27% of males
Tritanopia #2e3637 ≈ 0.0001% of males
Protanomaly #32353c ≈ 1.08% of males
Deuteranomaly #31353c ≈ 4.63% of males
Tritanomaly #2f3639 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-31353c {
  color: #31353c;
}
Background
.bg-31353c {
  background-color: #31353c;
  color: #ffffff;
}
Border
.border-31353c {
  border: 2px solid #31353c;
}
CSS variables
:root {
  --color-primary: #31353c;
  --color-primary-rgb: 49 53 60;
  --color-primary-hsl: 218 10% 21%;
}
Gradient
.gradient-31353c {
  background: linear-gradient(135deg, #31353c, #32313c);
}
Colored shadow
.shadow-31353c {
  box-shadow: 0 8px 24px rgb(49 53 60 / 0.35);
}

#353839 Onyx ΔE 3.90 #2a3439 Gunmetal ΔE 3.96 #343434 Jet ΔE 4.47 #36454f Charcoal ΔE 6.64 #414a4c Outer Space ΔE 8.08 #3b3c36 Black Olive ΔE 8.63 #555555 Davy's Gray ΔE 11.69 #cecac3 Inverted #353535 Grayscale 

Onyx
#31353c  rgb(49, 53, 60)  hsl(218, 10%, 21%)  Onyx
#3c3831  rgb(60, 56, 49)  hsl(38, 10%, 21%)  Black Olive
#3c3135  rgb(60, 49, 53)  hsl(338, 10%, 21%)  Jet
#353c31  rgb(53, 60, 49)  hsl(98, 10%, 21%)  Black Olive