#83631B#83631B

#83631B is a mid, moderate orange. Relative luminance 0.138; OKLCH L 51.9% C 0.095 H 83.3°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX#83631B
RGBrgb(131, 99, 27)
HSLhsl(42, 66%, 31%)
HSVhsv(42, 79%, 51%)
CMYKcmyk(0%, 24.4%, 79.4%, 48.6%)
CIE-LABlab(43.99, 5.62, 43.24)
CIE-LCHlch(43.99, 43.60, 82.59°)
OKLaboklab(51.92% 0.0112 0.0946)
OKLCHoklch(51.92% 0.095 83.3)
XYZxyz(14.0207, 13.8291, 2.9675)
Luminance0.1383 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#83631B #1B3B83
analogous
#832F1B #83631B #6F831B
triadic
#83631B #1B8363 #631B83
tetradic
#83631B #1B832F #1B3B83 #831B6F
square
#83631B #1B832F #1B3B83 #831B6F
split-complementary
#83631B #1B6F83 #2F1B83
monochromatic
#1E1606 #503D11 #83631B #B68925 #D8A941

Accessibility & contrast

On white

5.58
#83631B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.77
#83631B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #83631B
5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##83631B#FFFFFF#000000##FFFFFF
##83631B1.005.583.775.58
#FFFFFF5.581.0021.001.00
#0000003.7721.001.0021.00
##FFFFFF5.581.0021.001.00

Color blindness preview

Protanopia (red-blind)
#71630F
Deuteranopia (green-blind)
#786B1E
Tritanopia (blue-blind)
#8F5955
Achromatopsia (no color)
#686868

Design tokens & code

CSS
--color: #83631b;
/* rgb */ color: rgb(131, 99, 27);
/* oklch */ color: oklch(51.9% 0.095 83.3);
Tailwind
colors: {
  custom: {
    50: '#ab8f5d',
    500: '#83631b',
    950: '#000000',
  },
}
SCSS
$custom: #83631b;
$custom-light: #ab8f5d;
$custom-dark: #000000;
JSON
{
  "hex": "#83631b",
  "rgb": {
    "r": 131,
    "g": 99,
    "b": 27
  },
  "hsl": {
    "h": 41.538,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.51921,
    "c": 0.09529,
    "h": 83.3
  },
  "luminance": 0.13828
}

Semantic roles & 50–950 ramp

primary
#83631B
secondary
#4367B6
accent
#73E93F
background
#FBF8F5
surface
#F6F0E9
border
#D0CBC5
text
#110C04
muted
#807D79

Preview Lab

Preview with #83631B

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

Preview Lab → · Contrast checker → · Palette generator →

#83631B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva