#83371C#83371C

#83371C is a dark, moderate orange. Relative luminance 0.076; OKLCH L 43.6% C 0.112 H 39.3°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#83371C
RGB	rgb(131, 55, 28)
HSL	hsl(16, 65%, 31%)
HSV	hsv(16, 79%, 51%)
CMYK	cmyk(0%, 58%, 78.6%, 48.6%)
CIE-LAB	lab(33.23, 31.01, 32.13)
CIE-LCH	lch(33.23, 44.65, 46.02°)
OKLab	oklab(43.61% 0.0868 0.071)
OKLCH	oklch(43.61% 0.112 39.3)
XYZ	xyz(10.9370, 7.6430, 1.9977)
Luminance	0.0764 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83371C #1C6883

analogous

#831C34 #83371C #836A1C

triadic

#83371C #1C8337 #371C83

tetradic

#83371C #34831C #1C6883 #6A1C83

square

#83371C #34831C #1C6883 #6A1C83

split-complementary

#83371C #1C836A #1C3483

monochromatic

#1E0D06 #512211 #83371C #B54C27 #D76943

Accessibility & contrast

On white

8.31

#83371C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#83371C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83371C

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83371C	#FFFFFF	#000000	##FFFFFF
##83371C	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4419

Deuteranopia (green-blind)

#5F551A

Tritanopia (blue-blind)

#902631

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #83371c;
/* rgb */ color: rgb(131, 55, 28);
/* oklch */ color: oklch(43.6% 0.112 39.3);

Tailwind

colors: {
  custom: {
    50: '#ad705a',
    500: '#83371c',
    950: '#000000',
  },
}

SCSS

$custom: #83371c;
$custom-light: #ad705a;
$custom-dark: #000000;

JSON

{
  "hex": "#83371c",
  "rgb": {
    "r": 131,
    "g": 55,
    "b": 28
  },
  "hsl": {
    "h": 15.728,
    "s": 64.78,
    "l": 31.176
  },
  "oklch": {
    "l": 0.43607,
    "c": 0.11216,
    "h": 39.3
  },
  "luminance": 0.07642
}

Semantic roles & 50–950 ramp

primary

#83371C

secondary

#4598B6

accent

#BCE840

background

#FBF6F5

surface

#F6ECE9

border

#D0C7C5

text

#110804

muted

#807B79

Preview Lab

Preview with #83371C

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

Preview Lab → · Contrast checker → · Palette generator →