#8B1D1B#8B1D1B

#8B1D1B is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.8% C 0.146 H 27.0°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#8B1D1B
RGB	rgb(139, 29, 27)
HSL	hsl(1, 67%, 33%)
HSV	hsv(1, 81%, 55%)
CMYK	cmyk(0%, 79.1%, 80.6%, 45.5%)
CIE-LAB	lab(30.52, 45.25, 30.34)
CIE-LCH	lch(30.52, 54.48, 33.84°)
OKLab	oklab(41.85% 0.13 0.0663)
OKLCH	oklch(41.85% 0.146 27)
XYZ	xyz(11.2860, 6.4486, 1.6872)
Luminance	0.0645 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1D1B #1B898B

analogous

#8B1B51 #8B1D1B #8B551B

triadic

#8B1D1B #1B8B1D #1D1B8B

tetradic

#8B1D1B #518B1B #1B898B #551B8B

square

#8B1D1B #518B1B #1B898B #551B8B

split-complementary

#8B1D1B #1B8B55 #1B518B

monochromatic

#250807 #581211 #8B1D1B #BE2825 #DB4845

Accessibility & contrast

On white

9.17

#8B1D1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#8B1D1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1D1B

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1D1B	#FFFFFF	#000000	##FFFFFF
##8B1D1B	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3919

Deuteranopia (green-blind)

#5A5016

Tritanopia (blue-blind)

#9A001E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #8b1d1b;
/* rgb */ color: rgb(139, 29, 27);
/* oklch */ color: oklch(41.8% 0.146 27.0);

Tailwind

colors: {
  custom: {
    50: '#b56358',
    500: '#8b1d1b',
    950: '#000000',
  },
}

SCSS

$custom: #8b1d1b;
$custom-light: #b56358;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1d1b",
  "rgb": {
    "r": 139,
    "g": 29,
    "b": 27
  },
  "hsl": {
    "h": 1.071,
    "s": 67.47,
    "l": 32.549
  },
  "oklch": {
    "l": 0.41847,
    "c": 0.1459,
    "h": 27
  },
  "luminance": 0.06447
}

Semantic roles & 50–950 ramp

primary

#8B1D1B

secondary

#45BABC

accent

#E7EA3D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #8B1D1B

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

Preview Lab → · Contrast checker → · Palette generator →