ColorTool
Log in
#400A18

#400a18 ≈ Caput Mortuum

  • rose
  • Lightness: very low
  • Saturation: muted
  • Warm
Check contrast Explore in graph Random color

#400a18 is a color from the rose family, with very low lightness and muted saturation. In the RGB model it is made of 25.1% red, 3.92% green and 9.41% blue; printed in CMYK it uses 0% cyan, 84.38% magenta, 62.5% yellow and 74.9% black. Its hue angle is 344.44°, with 72.97% saturation and 14.51% lightness in HSL. It is a warm color, often associated with romance, playfulness and affection. 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 16.48:1 (WCAG AAA). The closest named color is Caput Mortuum (#592720), ΔE 10.48.

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 luminance0.0137

Complementary

  1. #400a18
  2. #0a4032

Split complementary

  1. #400a18
  2. #0a4017
  3. #0a3340

Analogous

  1. #400a33
  2. #400a18
  3. #40170a

Triadic

  1. #400a18
  2. #18400a
  3. #0a1840

Tetradic

  1. #400a18
  2. #40320a
  3. #0a4032
  4. #0a1840

Square

  1. #400a18
  2. #33400a
  3. #0a4032
  4. #170a40

Monochromatic

  1. #120307
  2. #120307
  3. #400a18
  4. #821431
  5. #c41f4a

Shades

#400a18 mixed progressively with black.

  1. #400a18
  2. #3a0916
  3. #330813
  4. #2d0711
  5. #26060e
  6. #20050c
  7. #1a040a
  8. #130307
  9. #0d0205
  10. #060102
  11. #000000

Tints

#400a18 mixed progressively with white.

  1. #400a18
  2. #53232f
  3. #663b46
  4. #79545d
  5. #8c6c74
  6. #a0858c
  7. #b39da3
  8. #c6b6ba
  9. #d9ced1
  10. #ece7e8
  11. #ffffff

Tones

#400a18 mixed progressively with gray.

  1. #400a18
  2. #461622
  3. #4d222d
  4. #532d37
  5. #5a3942
  6. #60454c
  7. #665156
  8. #6d5d61
  9. #73686b
  10. #7a7476
  11. #808080

Readable text 16.48:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.27:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #1f1f1f ≈ 0.003% of males
Achromatomaly #2f191c ≈ 0.001% of males
Protanopia #181818 ≈ 1.01% of males
Deuteranopia #262317 ≈ 1.27% of males
Tritanopia #470110 ≈ 0.0001% of males
Protanomaly #2d1318 ≈ 1.08% of males
Deuteranomaly #321c17 ≈ 4.63% of males
Tritanomaly #440413 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-400a18 {
  color: #400a18;
}
Background
.bg-400a18 {
  background-color: #400a18;
  color: #ffffff;
}
Border
.border-400a18 {
  border: 2px solid #400a18;
}
CSS variables
:root {
  --color-primary: #400a18;
  --color-primary-rgb: 64 10 24;
  --color-primary-hsl: 344 73% 15%;
}
Gradient
.gradient-400a18 {
  background: linear-gradient(135deg, #400a18, #40170a);
}
Colored shadow
.shadow-400a18 {
  box-shadow: 0 8px 24px rgb(64 10 24 / 0.35);
}

#592720 Caput Mortuum ΔE 10.48 #66023c Tyrian Purple ΔE 11.45 #65000b Rosewood ΔE 11.91 #722f37 Wine ΔE 12.35 #7f1734 Claret ΔE 13.11 #800020 Burgundy ΔE 14.09 #78184a Pansy Purple ΔE 14.40 #bff5e7 Inverted #1f1f1f Grayscale 

Caput Mortuum
#400a18  rgb(64, 10, 24)  hsl(344, 73%, 15%)  Caput Mortuum
#0a4032  rgb(10, 64, 50)  hsl(164, 73%, 15%)  Phthalo Green
#18400a  rgb(24, 64, 10)  hsl(104, 73%, 15%)  British Racing Green
#0a1840  rgb(10, 24, 64)  hsl(224, 73%, 15%)  Oxford Blue