#8B1D1D#8B1D1D

#8B1D1D is a dark, vivid red. Relative luminance 0.065; OKLCH L 41.9% C 0.146 H 26.2°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#8B1D1D
RGB	rgb(139, 29, 29)
HSL	hsl(0, 65%, 33%)
HSV	hsv(0, 79%, 55%)
CMYK	cmyk(0%, 79.1%, 79.1%, 45.5%)
CIE-LAB	lab(30.54, 45.32, 29.17)
CIE-LCH	lch(30.54, 53.90, 32.76°)
OKLab	oklab(41.87% 0.1307 0.0643)
OKLCH	oklch(41.87% 0.146 26.2)
XYZ	xyz(11.3099, 6.4582, 1.8132)
Luminance	0.0646 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1D1D #1D8B8B

analogous

#8B1D54 #8B1D1D #8B541D

triadic

#8B1D1D #1D8B1D #1D1D8B

tetradic

#8B1D1D #548B1D #1D8B8B #541D8B

square

#8B1D1D #548B1D #1D8B8B #541D8B

split-complementary

#8B1D1D #1D8B54 #1D548B

monochromatic

#260808 #581212 #8B1D1D #BE2828 #D94949

Accessibility & contrast

On white

9.17

#8B1D1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#8B1D1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1D1D

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1D1D	#FFFFFF	#000000	##FFFFFF
##8B1D1D	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)

#3F391C

Deuteranopia (green-blind)

#5A5018

Tritanopia (blue-blind)

#9A001F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #8b1d1d;
/* rgb */ color: rgb(139, 29, 29);
/* oklch */ color: oklch(41.9% 0.146 26.2);

Tailwind

colors: {
  custom: {
    50: '#b56459',
    500: '#8b1d1d',
    950: '#000000',
  },
}

SCSS

$custom: #8b1d1d;
$custom-light: #b56459;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1d1d",
  "rgb": {
    "r": 139,
    "g": 29,
    "b": 29
  },
  "hsl": {
    "h": 0,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.41872,
    "c": 0.14564,
    "h": 26.2
  },
  "luminance": 0.06456
}

Semantic roles & 50–950 ramp

primary

#8B1D1D

secondary

#49BBBB

accent

#E8E83F

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #8B1D1D

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

Preview Lab → · Contrast checker → · Palette generator →