#83381B#83381B

#83381B is a dark, moderate orange. Relative luminance 0.077; OKLCH L 43.8% C 0.112 H 40.5°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#83381B
RGB	rgb(131, 56, 27)
HSL	hsl(17, 66%, 31%)
HSV	hsv(17, 79%, 51%)
CMYK	cmyk(0%, 57.3%, 79.4%, 48.6%)
CIE-LAB	lab(33.42, 30.43, 32.87)
CIE-LCH	lch(33.42, 44.80, 47.20°)
OKLab	oklab(43.75% 0.0849 0.0724)
OKLCH	oklch(43.75% 0.112 40.5)
XYZ	xyz(10.9732, 7.7342, 1.9517)
Luminance	0.0773 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83381B #1B6683

analogous

#831B32 #83381B #836C1B

triadic

#83381B #1B8338 #381B83

tetradic

#83381B #32831B #1B6683 #6C1B83

square

#83381B #32831B #1B6683 #6C1B83

split-complementary

#83381B #1B836C #1B3283

monochromatic

#1E0D06 #502211 #83381B #B64E25 #D86B41

Accessibility & contrast

On white

8.25

#83381B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#83381B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83381B

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83381B	#FFFFFF	#000000	##FFFFFF
##83381B	1.00	8.25	2.55	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4417

Deuteranopia (green-blind)

#5F5519

Tritanopia (blue-blind)

#902732

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #83381b;
/* rgb */ color: rgb(131, 56, 27);
/* oklch */ color: oklch(43.8% 0.112 40.5);

Tailwind

colors: {
  custom: {
    50: '#ad7159',
    500: '#83381b',
    950: '#000000',
  },
}

SCSS

$custom: #83381b;
$custom-light: #ad7159;
$custom-dark: #000000;

JSON

{
  "hex": "#83381b",
  "rgb": {
    "r": 131,
    "g": 56,
    "b": 27
  },
  "hsl": {
    "h": 16.731,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.43752,
    "c": 0.11152,
    "h": 40.5
  },
  "luminance": 0.07733
}

Semantic roles & 50–950 ramp

primary

#83381B

secondary

#4396B6

accent

#B9E93F

background

#FBF6F5

surface

#F6ECE9

border

#D0C7C5

text

#110803

muted

#807B78

Preview Lab

Preview with #83381B

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

Preview Lab → · Contrast checker → · Palette generator →