#831F20#831F20

#831F20 is a dark, vivid red. Relative luminance 0.059; OKLCH L 40.6% C 0.135 H 25.1°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#831F20
RGB	rgb(131, 31, 32)
HSL	hsl(359, 62%, 32%)
HSV	hsv(359, 76%, 51%)
CMYK	cmyk(0%, 76.3%, 75.6%, 48.6%)
CIE-LAB	lab(29.19, 42.15, 25.36)
CIE-LCH	lch(29.19, 49.19, 31.04°)
OKLab	oklab(40.58% 0.1224 0.0574)
OKLCH	oklch(40.58% 0.135 25.1)
XYZ	xyz(10.1119, 5.9111, 1.9747)
Luminance	0.0591 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831F20 #1F8382

analogous

#831F52 #831F20 #83501F

triadic

#831F20 #20831F #1F2083

tetradic

#831F20 #52831F #1F8382 #501F83

square

#831F20 #52831F #1F8382 #501F83

split-complementary

#831F20 #1F8350 #1F5283

monochromatic

#200808 #521314 #831F20 #B42B2C #D4494A

Accessibility & contrast

On white

9.62

#831F20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#831F20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831F20

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831F20	#FFFFFF	#000000	##FFFFFF
##831F20	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D371F

Deuteranopia (green-blind)

#554D1C

Tritanopia (blue-blind)

#910021

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #831f20;
/* rgb */ color: rgb(131, 31, 32);
/* oklch */ color: oklch(40.6% 0.135 25.1);

Tailwind

colors: {
  custom: {
    50: '#af635b',
    500: '#831f20',
    950: '#000000',
  },
}

SCSS

$custom: #831f20;
$custom-light: #af635b;
$custom-dark: #000000;

JSON

{
  "hex": "#831f20",
  "rgb": {
    "r": 131,
    "g": 31,
    "b": 32
  },
  "hsl": {
    "h": 359.4,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.40582,
    "c": 0.13515,
    "h": 25.1
  },
  "luminance": 0.0591
}

Semantic roles & 50–950 ramp

primary

#831F20

secondary

#48B6B5

accent

#E5E343

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120604

muted

#817A79

Preview Lab

Preview with #831F20

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

Preview Lab → · Contrast checker → · Palette generator →