#831D20#831D20

#831D20 is a dark, vivid red. Relative luminance 0.058; OKLCH L 40.4% C 0.137 H 24.5°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#831D20
RGB	rgb(131, 29, 32)
HSL	hsl(358, 64%, 31%)
HSV	hsv(358, 78%, 51%)
CMYK	cmyk(0%, 77.9%, 75.6%, 48.6%)
CIE-LAB	lab(28.93, 42.87, 25.06)
CIE-LCH	lch(28.93, 49.66, 30.31°)
OKLab	oklab(40.39% 0.1247 0.0567)
OKLCH	oklch(40.39% 0.137 24.5)
XYZ	xyz(10.0613, 5.8099, 1.9579)
Luminance	0.0581 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831D20 #1D8380

analogous

#831D53 #831D20 #834D1D

triadic

#831D20 #20831D #1D2083

tetradic

#831D20 #53831D #1D8380 #4D1D83

square

#831D20 #53831D #1D8380 #4D1D83

split-complementary

#831D20 #1D834D #1D5383

monochromatic

#1F0708 #511214 #831D20 #B5282C #D64549

Accessibility & contrast

On white

9.72

#831D20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#831D20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831D20

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831D20	#FFFFFF	#000000	##FFFFFF
##831D20	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C361F

Deuteranopia (green-blind)

#554C1C

Tritanopia (blue-blind)

#91001F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #831d20;
/* rgb */ color: rgb(131, 29, 32);
/* oklch */ color: oklch(40.4% 0.137 24.5);

Tailwind

colors: {
  custom: {
    50: '#af625b',
    500: '#831d20',
    950: '#000000',
  },
}

SCSS

$custom: #831d20;
$custom-light: #af625b;
$custom-dark: #000000;

JSON

{
  "hex": "#831d20",
  "rgb": {
    "r": 131,
    "g": 29,
    "b": 32
  },
  "hsl": {
    "h": 358.235,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40389,
    "c": 0.13696,
    "h": 24.5
  },
  "luminance": 0.05808
}

Semantic roles & 50–950 ramp

primary

#831D20

secondary

#46B6B3

accent

#E7E241

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120604

muted

#817A79

Preview Lab

Preview with #831D20

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

Preview Lab → · Contrast checker → · Palette generator →