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#181E1F

#181e1f ≈ Rich Black

  • gray
  • Lightness: very low
  • Saturation: muted
  • Neutral
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#181e1f is a color from the gray family, with very low lightness and muted saturation. In the RGB model it is made of 9.41% red, 11.76% green and 12.16% blue; printed in CMYK it uses 22.58% cyan, 3.23% magenta, 0% yellow and 87.84% black. Its hue angle is 188.57°, with 12.73% saturation and 10.78% lightness in HSL. It is a neutral color, often associated with neutrality, balance and professionalism. Designers typically use it for body text and typography and corporate identities. White text on this color reaches a contrast ratio of 16.88:1 (WCAG AAA). The closest named color is Rich Black (#010b13), ΔE 5.97.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#003333
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0122

Complementary

  1. #181e1f
  2. #1f1918

Split complementary

  1. #181e1f
  2. #1f181a
  3. #1f1c18

Analogous

  1. #181f1c
  2. #181e1f
  3. #181a1f

Triadic

  1. #181e1f
  2. #1f181e
  3. #1e1f18

Tetradic

  1. #181e1f
  2. #19181f
  3. #1f1918
  4. #1e1f18

Square

  1. #181e1f
  2. #1c181f
  3. #1f1918
  4. #1a1f18

Monochromatic

  1. #090b0b
  2. #090b0b
  3. #181e1f
  4. #39484a
  5. #5b7175

Shades

#181e1f mixed progressively with black.

  1. #181e1f
  2. #161b1c
  3. #131819
  4. #111516
  5. #0e1213
  6. #0c0f10
  7. #0a0c0c
  8. #070909
  9. #050606
  10. #020303
  11. #000000

Tints

#181e1f mixed progressively with white.

  1. #181e1f
  2. #2f3535
  3. #464b4c
  4. #5d6262
  5. #747879
  6. #8c8f8f
  7. #a3a5a5
  8. #babcbc
  9. #d1d2d2
  10. #e8e9e9
  11. #ffffff

Tones

#181e1f mixed progressively with gray.

  1. #181e1f
  2. #222829
  3. #2d3232
  4. #373b3c
  5. #424546
  6. #4c4f50
  7. #565959
  8. #616363
  9. #6b6c6d
  10. #767676
  11. #808080

Readable text 16.88:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.24:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #1d1d1d ≈ 0.003% of males
Achromatomaly #1b1d1e ≈ 0.001% of males
Protanopia #1d1d1f ≈ 1.01% of males
Deuteranopia #1c1c1f ≈ 1.27% of males
Tritanopia #161f1e ≈ 0.0001% of males
Protanomaly #1b1e1f ≈ 1.08% of males
Deuteranomaly #1a1d1f ≈ 4.63% of males
Tritanomaly #171e1f ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-181e1f {
  color: #181e1f;
}
Background
.bg-181e1f {
  background-color: #181e1f;
  color: #ffffff;
}
Border
.border-181e1f {
  border: 2px solid #181e1f;
}
CSS variables
:root {
  --color-primary: #181e1f;
  --color-primary-rgb: 24 30 31;
  --color-primary-hsl: 189 13% 11%;
}
Gradient
.gradient-181e1f {
  background: linear-gradient(135deg, #181e1f, #181a1f);
}
Colored shadow
.shadow-181e1f {
  box-shadow: 0 8px 24px rgb(24 30 31 / 0.35);
}

#010b13 Rich Black ΔE 5.97 #100c08 Smoky Black ΔE 7.12 #2a3439 Gunmetal ΔE 7.28 #000000 Black ΔE 7.42 #343434 Jet ΔE 8.19 #353839 Onyx ΔE 8.65 #1a1110 Licorice ΔE 10.24 #e7e1e0 Inverted #1d1d1d Grayscale 

Rich Black
#181e1f  rgb(24, 30, 31)  hsl(189, 13%, 11%)  Rich Black
#1f1918  rgb(31, 25, 24)  hsl(9, 13%, 11%)  Licorice
#1f181e  rgb(31, 24, 30)  hsl(309, 13%, 11%)  Licorice
#1e1f18  rgb(30, 31, 24)  hsl(69, 13%, 11%)  Smoky Black