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#400A01

#400a01 ≈ Caput Mortuum

  • red
  • Lightness: very low
  • Saturation: muted
  • Warm
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#400a01 is a color from the red family, with very low lightness and muted saturation. In the RGB model it is made of 25.1% red, 3.92% green and 0.39% blue; printed in CMYK it uses 0% cyan, 84.38% magenta, 98.44% yellow and 74.9% black. Its hue angle is 8.57°, with 96.92% saturation and 12.75% 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 16.64:1 (WCAG AAA). The closest named color is Caput Mortuum (#592720), ΔE 7.69.

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 luminance0.0131

Complementary

  1. #400a01
  2. #013740

Split complementary

  1. #400a01
  2. #01402a
  3. #011840

Analogous

  1. #400118
  2. #400a01
  3. #402a01

Triadic

  1. #400a01
  2. #01400a
  3. #0a0140

Tetradic

  1. #400a01
  2. #374001
  3. #013740
  4. #0a0140

Square

  1. #400a01
  2. #184001
  3. #013740
  4. #2a0140

Monochromatic

  1. #140300
  2. #140300
  3. #400a01
  4. #8b1602
  5. #d72203

Shades

#400a01 mixed progressively with black.

  1. #400a01
  2. #3a0901
  3. #330801
  4. #2d0701
  5. #260601
  6. #200501
  7. #1a0400
  8. #130300
  9. #0d0200
  10. #060100
  11. #000000

Tints

#400a01 mixed progressively with white.

  1. #400a01
  2. #53231a
  3. #663b34
  4. #79544d
  5. #8c6c67
  6. #a08580
  7. #b39d99
  8. #c6b6b3
  9. #d9cecc
  10. #ece7e6
  11. #ffffff

Tones

#400a01 mixed progressively with gray.

  1. #400a01
  2. #46160e
  3. #4d221a
  4. #532d27
  5. #5a3934
  6. #604541
  7. #66514d
  8. #6d5d5a
  9. #736867
  10. #7a7473
  11. #808080

Readable text 16.64:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.26:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #1e1e1e ≈ 0.003% of males
Achromatomaly #2f1816 ≈ 0.001% of males
Protanopia #1b1600 ≈ 1.01% of males
Deuteranopia #282300 ≈ 1.27% of males
Tritanopia #480008 ≈ 0.0001% of males
Protanomaly #2e1200 ≈ 1.08% of males
Deuteranomaly #331b00 ≈ 4.63% of males
Tritanomaly #450205 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-400a01 {
  color: #400a01;
}
Background
.bg-400a01 {
  background-color: #400a01;
  color: #ffffff;
}
Border
.border-400a01 {
  border: 2px solid #400a01;
}
CSS variables
:root {
  --color-primary: #400a01;
  --color-primary-rgb: 64 10 1;
  --color-primary-hsl: 9 97% 13%;
}
Gradient
.gradient-400a01 {
  background: linear-gradient(135deg, #400a01, #402a01);
}
Colored shadow
.shadow-400a01 {
  box-shadow: 0 8px 24px rgb(64 10 1 / 0.35);
}

#592720 Caput Mortuum ΔE 7.69 #65000b Rosewood ΔE 8.25 #801818 Falu Red ΔE 13.44 #800020 Burgundy ΔE 13.61 #722f37 Wine ΔE 13.89 #3d2b1f Bistre ΔE 13.99 #800000 Maroon ΔE 14.08 #bff5fe Inverted #1e1e1e Grayscale 

Caput Mortuum
#400a01  rgb(64, 10, 1)  hsl(9, 97%, 13%)  Caput Mortuum
#013740  rgb(1, 55, 64)  hsl(189, 97%, 13%)  Midnight Green
#01400a  rgb(1, 64, 10)  hsl(129, 97%, 13%)  British Racing Green
#0a0140  rgb(10, 1, 64)  hsl(249, 97%, 13%)  Midnight Blue