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#4E181B

#4e181b ≈ Caput Mortuum

  • red
  • Lightness: low
  • Saturation: muted
  • Warm
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#4e181b is a color from the red family, with low lightness and muted saturation. In the RGB model it is made of 30.59% red, 9.41% green and 10.59% blue; printed in CMYK it uses 0% cyan, 69.23% magenta, 65.38% yellow and 69.41% black. Its hue angle is 356.67°, with 52.94% saturation and 20% lightness in HSL. It is a warm color, often associated with energy, passion and urgency. Designers typically use it for food and restaurant brands, sales and promotions and luxury branding. White text on this color reaches a contrast ratio of 14.28:1 (WCAG AAA). The closest named color is Caput Mortuum (#592720), ΔE 5.28.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#660033
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0235

Complementary

  1. #4e181b
  2. #184e4b

Split complementary

  1. #4e181b
  2. #184e30
  3. #18364e

Analogous

  1. #4e1836
  2. #4e181b
  3. #4e3018

Triadic

  1. #4e181b
  2. #1b4e18
  3. #181b4e

Tetradic

  1. #4e181b
  2. #4e4b18
  3. #184e4b
  4. #181b4e

Square

  1. #4e181b
  2. #364e18
  3. #184e4b
  4. #30184e

Monochromatic

  1. #100505
  2. #130607
  3. #4e181b
  4. #882a2f
  5. #c33c43

Shades

#4e181b mixed progressively with black.

  1. #4e181b
  2. #461618
  3. #3e1316
  4. #371113
  5. #2f0e10
  6. #270c0e
  7. #1f0a0b
  8. #170708
  9. #100505
  10. #080203
  11. #000000

Tints

#4e181b mixed progressively with white.

  1. #4e181b
  2. #602f32
  3. #714649
  4. #835d5f
  5. #957476
  6. #a78c8d
  7. #b8a3a4
  8. #cababb
  9. #dcd1d1
  10. #ede8e8
  11. #ffffff

Tones

#4e181b mixed progressively with gray.

  1. #4e181b
  2. #532225
  3. #582d2f
  4. #5d3739
  5. #624243
  6. #674c4e
  7. #6c5658
  8. #716162
  9. #766b6c
  10. #7b7676
  11. #808080

Readable text 14.28:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.47:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #2a2a2a ≈ 0.003% of males
Achromatomaly #3c2425 ≈ 0.001% of males
Protanopia #26231b ≈ 1.01% of males
Deuteranopia #332f1a ≈ 1.27% of males
Tritanopia #560d19 ≈ 0.0001% of males
Protanomaly #3a1f1b ≈ 1.08% of males
Deuteranomaly #3f271a ≈ 4.63% of males
Tritanomaly #53121a ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-4e181b {
  color: #4e181b;
}
Background
.bg-4e181b {
  background-color: #4e181b;
  color: #ffffff;
}
Border
.border-4e181b {
  border: 2px solid #4e181b;
}
CSS variables
:root {
  --color-primary: #4e181b;
  --color-primary-rgb: 78 24 27;
  --color-primary-hsl: 357 53% 20%;
}
Gradient
.gradient-4e181b {
  background: linear-gradient(135deg, #4e181b, #4e3018);
}
Colored shadow
.shadow-4e181b {
  box-shadow: 0 8px 24px rgb(78 24 27 / 0.35);
}

#592720 Caput Mortuum ΔE 5.28 #65000b Rosewood ΔE 8.00 #722f37 Wine ΔE 8.99 #800020 Burgundy ΔE 10.77 #7f1734 Claret ΔE 11.08 #801818 Falu Red ΔE 11.87 #66023c Tyrian Purple ΔE 13.60 #b1e7e4 Inverted #2a2a2a Grayscale 

Caput Mortuum
#4e181b  rgb(78, 24, 27)  hsl(357, 53%, 20%)  Caput Mortuum
#184e4b  rgb(24, 78, 75)  hsl(177, 53%, 20%)  Dark Slate Gray
#1b4e18  rgb(27, 78, 24)  hsl(117, 53%, 20%)  Lincoln Green
#181b4e  rgb(24, 27, 78)  hsl(237, 53%, 20%)  Oxford Blue