#8B1D21#8B1D21

#8B1D21 is a dark, vivid red. Relative luminance 0.065; OKLCH L 41.9% C 0.145 H 24.5°. Best body text is #FFFFFF at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#8B1D21
RGB	rgb(139, 29, 33)
HSL	hsl(358, 65%, 33%)
HSV	hsv(358, 79%, 55%)
CMYK	cmyk(0%, 79.1%, 76.3%, 45.5%)
CIE-LAB	lab(30.59, 45.49, 26.77)
CIE-LCH	lch(30.59, 52.78, 30.48°)
OKLab	oklab(41.93% 0.1321 0.0602)
OKLCH	oklch(41.93% 0.145 24.5)
XYZ	xyz(11.3627, 6.4793, 2.0909)
Luminance	0.0648 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B1D21 #1D8B87

analogous

#8B1D58 #8B1D21 #8B501D

triadic

#8B1D21 #218B1D #1D218B

tetradic

#8B1D21 #588B1D #1D8B87 #501D8B

square

#8B1D21 #588B1D #1D8B87 #501D8B

split-complementary

#8B1D21 #1D8B50 #1D588B

monochromatic

#260809 #581215 #8B1D21 #BE282D #D9494F

Accessibility & contrast

On white

9.15

#8B1D21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#8B1D21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B1D21

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B1D21	#FFFFFF	#000000	##FFFFFF
##8B1D21	1.00	9.15	2.30	9.15
#FFFFFF	9.15	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3920

Deuteranopia (green-blind)

#5A511D

Tritanopia (blue-blind)

#990020

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #8b1d21;
/* rgb */ color: rgb(139, 29, 33);
/* oklch */ color: oklch(41.9% 0.145 24.5);

Tailwind

colors: {
  custom: {
    50: '#b5645c',
    500: '#8b1d21',
    950: '#000000',
  },
}

SCSS

$custom: #8b1d21;
$custom-light: #b5645c;
$custom-dark: #000000;

JSON

{
  "hex": "#8b1d21",
  "rgb": {
    "r": 139,
    "g": 29,
    "b": 33
  },
  "hsl": {
    "h": 357.818,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.41925,
    "c": 0.14517,
    "h": 24.5
  },
  "luminance": 0.06478
}

Semantic roles & 50–950 ramp

primary

#8B1D21

secondary

#49BBB7

accent

#E8E23F

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130604

muted

#827A79

Preview Lab

Preview with #8B1D21

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

Preview Lab → · Contrast checker → · Palette generator →