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#40100A

#40100a ≈ Caput Mortuum

  • red
  • Lightness: very low
  • Saturation: muted
  • Warm
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#40100a 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, 6.27% green and 3.92% blue; printed in CMYK it uses 0% cyan, 75% magenta, 84.38% yellow and 74.9% black. Its hue angle is 6.67°, with 72.97% saturation and 14.51% 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 16.2:1 (WCAG AAA). The closest named color is Caput Mortuum (#592720), ΔE 6.82.

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 luminance0.0148

Complementary

  1. #40100a
  2. #0a3a40

Split complementary

  1. #40100a
  2. #0a402b
  3. #0a1f40

Analogous

  1. #400a1f
  2. #40100a
  3. #402b0a

Triadic

  1. #40100a
  2. #0a4010
  3. #100a40

Tetradic

  1. #40100a
  2. #3a400a
  3. #0a3a40
  4. #100a40

Square

  1. #40100a
  2. #1f400a
  3. #0a3a40
  4. #2b0a40

Monochromatic

  1. #120403
  2. #120403
  3. #40100a
  4. #822114
  5. #c4311f

Shades

#40100a mixed progressively with black.

  1. #40100a
  2. #3a0e09
  3. #330d08
  4. #2d0b07
  5. #260a06
  6. #200805
  7. #1a0604
  8. #130503
  9. #0d0302
  10. #060201
  11. #000000

Tints

#40100a mixed progressively with white.

  1. #40100a
  2. #532823
  3. #66403b
  4. #795854
  5. #8c706c
  6. #a08885
  7. #b39f9d
  8. #c6b7b6
  9. #d9cfce
  10. #ece7e7
  11. #ffffff

Tones

#40100a mixed progressively with gray.

  1. #40100a
  2. #461b16
  3. #4d2622
  4. #53322d
  5. #5a3d39
  6. #604845
  7. #665351
  8. #6d5e5d
  9. #736a68
  10. #7a7574
  11. #808080

Readable text 16.2:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.3:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #212121 ≈ 0.003% of males
Achromatomaly #301b1a ≈ 0.001% of males
Protanopia #1e1a09 ≈ 1.01% of males
Deuteranopia #292408 ≈ 1.27% of males
Tritanopia #47040f ≈ 0.0001% of males
Protanomaly #2f1609 ≈ 1.08% of males
Deuteranomaly #341e09 ≈ 4.63% of males
Tritanomaly #44090d ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-40100a {
  color: #40100a;
}
Background
.bg-40100a {
  background-color: #40100a;
  color: #ffffff;
}
Border
.border-40100a {
  border: 2px solid #40100a;
}
CSS variables
:root {
  --color-primary: #40100a;
  --color-primary-rgb: 64 16 10;
  --color-primary-hsl: 7 73% 15%;
}
Gradient
.gradient-40100a {
  background: linear-gradient(135deg, #40100a, #402b0a);
}
Colored shadow
.shadow-40100a {
  box-shadow: 0 8px 24px rgb(64 16 10 / 0.35);
}

#592720 Caput Mortuum ΔE 6.82 #65000b Rosewood ΔE 8.85 #3d2b1f Bistre ΔE 12.94 #722f37 Wine ΔE 13.12 #801818 Falu Red ΔE 13.63 #800020 Burgundy ΔE 13.71 #800000 Maroon ΔE 14.59 #bfeff5 Inverted #212121 Grayscale 

Caput Mortuum
#40100a  rgb(64, 16, 10)  hsl(7, 73%, 15%)  Caput Mortuum
#0a3a40  rgb(10, 58, 64)  hsl(187, 73%, 15%)  Midnight Green
#0a4010  rgb(10, 64, 16)  hsl(127, 73%, 15%)  British Racing Green
#100a40  rgb(16, 10, 64)  hsl(247, 73%, 15%)  Midnight Blue