#83331B#83331B

#83331B is a dark, moderate red. Relative luminance 0.073; OKLCH L 43.0% C 0.116 H 37.1°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#83331B
RGB	rgb(131, 51, 27)
HSL	hsl(14, 66%, 31%)
HSV	hsv(14, 79%, 51%)
CMYK	cmyk(0%, 61.1%, 79.4%, 48.6%)
CIE-LAB	lab(32.42, 33.03, 31.84)
CIE-LCH	lch(32.42, 45.88, 43.94°)
OKLab	oklab(42.99% 0.0928 0.0702)
OKLCH	oklch(42.99% 0.116 37.1)
XYZ	xyz(10.7429, 7.2735, 1.8749)
Luminance	0.0727 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83331B #1B6B83

analogous

#831B37 #83331B #83671B

triadic

#83331B #1B8333 #331B83

tetradic

#83331B #37831B #1B6B83 #671B83

square

#83331B #37831B #1B6B83 #671B83

split-complementary

#83331B #1B8367 #1B3783

monochromatic

#1E0B06 #501F11 #83331B #B64725 #D86441

Accessibility & contrast

On white

8.56

#83331B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#83331B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83331B

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83331B	#FFFFFF	#000000	##FFFFFF
##83331B	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494118

Deuteranopia (green-blind)

#5D5318

Tritanopia (blue-blind)

#90202E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #83331b;
/* rgb */ color: rgb(131, 51, 27);
/* oklch */ color: oklch(43.0% 0.116 37.1);

Tailwind

colors: {
  custom: {
    50: '#ae6e59',
    500: '#83331b',
    950: '#000000',
  },
}

SCSS

$custom: #83331b;
$custom-light: #ae6e59;
$custom-dark: #000000;

JSON

{
  "hex": "#83331b",
  "rgb": {
    "r": 131,
    "g": 51,
    "b": 27
  },
  "hsl": {
    "h": 13.846,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.42992,
    "c": 0.11636,
    "h": 37.1
  },
  "luminance": 0.07272
}

Semantic roles & 50–950 ramp

primary

#83331B

secondary

#439CB6

accent

#C2E93F

background

#FBF6F5

surface

#F6ECE9

border

#D0C7C5

text

#120703

muted

#817A78

Preview Lab

Preview with #83331B

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

Preview Lab → · Contrast checker → · Palette generator →