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#421004

#421004 ≈ Caput Mortuum

  • red
  • Lightness: very low
  • Saturation: muted
  • Warm
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#421004 is a color from the red family, with very low lightness and muted saturation. In the RGB model it is made of 25.88% red, 6.27% green and 1.57% blue; printed in CMYK it uses 0% cyan, 75.76% magenta, 93.94% yellow and 74.12% black. Its hue angle is 11.61°, with 88.57% saturation and 13.73% 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 16.06:1 (WCAG AAA). The closest named color is Caput Mortuum (#592720), ΔE 6.75.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#330000
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0154

Complementary

  1. #421004
  2. #043642

Split complementary

  1. #421004
  2. #04422f
  3. #041742

Analogous

  1. #420417
  2. #421004
  3. #422f04

Triadic

  1. #421004
  2. #044210
  3. #100442

Tetradic

  1. #421004
  2. #364204
  3. #043642
  4. #100442

Square

  1. #421004
  2. #174204
  3. #043642
  4. #2f0442

Monochromatic

  1. #130501
  2. #130501
  3. #421004
  4. #8a2108
  5. #d2330d

Shades

#421004 mixed progressively with black.

  1. #421004
  2. #3b0e04
  3. #350d03
  4. #2e0b03
  5. #280a02
  6. #210802
  7. #1a0602
  8. #140501
  9. #0d0301
  10. #070200
  11. #000000

Tints

#421004 mixed progressively with white.

  1. #421004
  2. #55281d
  3. #684036
  4. #7b584f
  5. #8e7068
  6. #a18882
  7. #b39f9b
  8. #c6b7b4
  9. #d9cfcd
  10. #ece7e6
  11. #ffffff

Tones

#421004 mixed progressively with gray.

  1. #421004
  2. #481b10
  3. #4e261d
  4. #553229
  5. #5b3d36
  6. #614842
  7. #67534e
  8. #6d5e5b
  9. #746a67
  10. #7a7574
  11. #808080

Readable text 16.06:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.31:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #212121 ≈ 0.003% of males
Achromatomaly #311c19 ≈ 0.001% of males
Protanopia #1f1a03 ≈ 1.01% of males
Deuteranopia #2b2502 ≈ 1.27% of males
Tritanopia #4a020e ≈ 0.0001% of males
Protanomaly #301703 ≈ 1.08% of males
Deuteranomaly #361f03 ≈ 4.63% of males
Tritanomaly #47080a ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-421004 {
  color: #421004;
}
Background
.bg-421004 {
  background-color: #421004;
  color: #ffffff;
}
Border
.border-421004 {
  border: 2px solid #421004;
}
CSS variables
:root {
  --color-primary: #421004;
  --color-primary-rgb: 66 16 4;
  --color-primary-hsl: 12 89% 14%;
}
Gradient
.gradient-421004 {
  background: linear-gradient(135deg, #421004, #422f04);
}
Colored shadow
.shadow-421004 {
  box-shadow: 0 8px 24px rgb(66 16 4 / 0.35);
}

#592720 Caput Mortuum ΔE 6.75 #65000b Rosewood ΔE 8.41 #3d2b1f Bistre ΔE 12.75 #801818 Falu Red ΔE 13.05 #800000 Maroon ΔE 13.57 #722f37 Wine ΔE 13.75 #800020 Burgundy ΔE 13.84 #bdeffb Inverted #212121 Grayscale 

Caput Mortuum
#421004  rgb(66, 16, 4)  hsl(12, 89%, 14%)  Caput Mortuum
#043642  rgb(4, 54, 66)  hsl(192, 89%, 14%)  Midnight Green
#044210  rgb(4, 66, 16)  hsl(132, 89%, 14%)  British Racing Green
#100442  rgb(16, 4, 66)  hsl(252, 89%, 14%)  Midnight Blue