#83231F#83231F

#83231F is a dark, vivid red. Relative luminance 0.061; OKLCH L 41.0% C 0.132 H 27.1°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#83231F
RGB	rgb(131, 35, 31)
HSL	hsl(2, 62%, 32%)
HSV	hsv(2, 76%, 51%)
CMYK	cmyk(0%, 73.3%, 76.3%, 48.6%)
CIE-LAB	lab(29.73, 40.56, 26.60)
CIE-LCH	lch(29.73, 48.50, 33.26°)
OKLab	oklab(40.99% 0.1171 0.0599)
OKLCH	oklch(40.99% 0.132 27.1)
XYZ	xyz(10.2096, 6.1278, 1.9413)
Luminance	0.0613 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83231F #1F7F83

analogous

#831F4D #83231F #83551F

triadic

#83231F #1F8323 #231F83

tetradic

#83231F #4D831F #1F7F83 #551F83

square

#83231F #4D831F #1F7F83 #551F83

split-complementary

#83231F #1F8355 #1F4D83

monochromatic

#200908 #521613 #83231F #B4302B #D44E49

Accessibility & contrast

On white

9.44

#83231F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#83231F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83231F

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83231F	#FFFFFF	#000000	##FFFFFF
##83231F	1.00	9.44	2.23	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F391E

Deuteranopia (green-blind)

#574E1C

Tritanopia (blue-blind)

#910023

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #83231f;
/* rgb */ color: rgb(131, 35, 31);
/* oklch */ color: oklch(41.0% 0.132 27.1);

Tailwind

colors: {
  custom: {
    50: '#ae655b',
    500: '#83231f',
    950: '#000000',
  },
}

SCSS

$custom: #83231f;
$custom-light: #ae655b;
$custom-dark: #000000;

JSON

{
  "hex": "#83231f",
  "rgb": {
    "r": 131,
    "g": 35,
    "b": 31
  },
  "hsl": {
    "h": 2.4,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.40985,
    "c": 0.13152,
    "h": 27.1
  },
  "luminance": 0.06126
}

Semantic roles & 50–950 ramp

primary

#83231F

secondary

#48B1B6

accent

#DEE543

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120604

muted

#817A79

Preview Lab

Preview with #83231F

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

Preview Lab → · Contrast checker → · Palette generator →