#8B1D18#8B1D18

#8B1D18 is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.8% C 0.146 H 28.1°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#8B1D18
RGB	rgb(139, 29, 24)
HSL	hsl(3, 71%, 32%)
HSV	hsv(3, 83%, 55%)
CMYK	cmyk(0%, 79.1%, 82.7%, 45.5%)
CIE-LAB	lab(30.49, 45.15, 32.06)
CIE-LCH	lch(30.49, 55.37, 35.38°)
OKLab	oklab(41.81% 0.129 0.069)
OKLCH	oklch(41.81% 0.146 28.1)
XYZ	xyz(11.2531, 6.4354, 1.5136)
Luminance	0.0643 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1D18 #18868B

analogous

#8B184C #8B1D18 #8B5718

triadic

#8B1D18 #188B1D #1D188B

tetradic

#8B1D18 #4C8B18 #18868B #57188B

square

#8B1D18 #4C8B18 #18868B #57188B

split-complementary

#8B1D18 #188B57 #184C8B

monochromatic

#230706 #57120F #8B1D18 #BF2821 #DE463F

Accessibility & contrast

On white

9.18

#8B1D18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#8B1D18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1D18

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1D18	#FFFFFF	#000000	##FFFFFF
##8B1D18	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3816

Deuteranopia (green-blind)

#5A5013

Tritanopia (blue-blind)

#9A001D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #8b1d18;
/* rgb */ color: rgb(139, 29, 24);
/* oklch */ color: oklch(41.8% 0.146 28.1);

Tailwind

colors: {
  custom: {
    50: '#b66356',
    500: '#8b1d18',
    950: '#000000',
  },
}

SCSS

$custom: #8b1d18;
$custom-light: #b66356;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1d18",
  "rgb": {
    "r": 139,
    "g": 29,
    "b": 24
  },
  "hsl": {
    "h": 2.609,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41814,
    "c": 0.14629,
    "h": 28.1
  },
  "luminance": 0.06434
}

Semantic roles & 50–950 ramp

primary

#8B1D18

secondary

#40B9BE

accent

#E6ED3A

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #8B1D18

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →