#82231B#82231B

#82231B is a dark, vivid red. Relative luminance 0.060; OKLCH L 40.7% C 0.131 H 28.9°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX#82231B
RGBrgb(130, 35, 27)
HSLhsl(5, 66%, 31%)
HSVhsv(5, 79%, 51%)
CMYKcmyk(0%, 73.1%, 79.2%, 49%)
CIE-LABlab(29.48, 40.04, 28.69)
CIE-LCHlch(29.48, 49.26, 35.63°)
OKLaboklab(40.75% 0.1147 0.0634)
OKLCHoklch(40.75% 0.131 28.9)
XYZxyz(10.0059, 6.0285, 1.6735)
Luminance0.0603 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#82231B #1B7A82
analogous
#821B46 #82231B #82561B
triadic
#82231B #1B8223 #231B82
tetradic
#82231B #46821B #1B7A82 #561B82
square
#82231B #46821B #1B7A82 #561B82
split-complementary
#82231B #1B8256 #1B4682
monochromatic
#1D0806 #4F1510 #82231B #B53126 #D74C40

Accessibility & contrast

On white

9.52
#82231B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.21
#82231B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #82231B
9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##82231B#FFFFFF#000000##FFFFFF
##82231B1.009.522.219.52
#FFFFFF9.521.0021.001.00
#0000002.2121.001.0021.00
##FFFFFF9.521.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3F3819
Deuteranopia (green-blind)
#564D17
Tritanopia (blue-blind)
#900022
Achromatopsia (no color)
#454545

Design tokens & code

CSS
--color: #82231b;
/* rgb */ color: rgb(130, 35, 27);
/* oklch */ color: oklch(40.7% 0.131 28.9);
Tailwind
colors: {
  custom: {
    50: '#ae6558',
    500: '#82231b',
    950: '#000000',
  },
}
SCSS
$custom: #82231b;
$custom-light: #ae6558;
$custom-dark: #000000;
JSON
{
  "hex": "#82231b",
  "rgb": {
    "r": 130,
    "g": 35,
    "b": 27
  },
  "hsl": {
    "h": 4.66,
    "s": 65.605,
    "l": 30.784
  },
  "oklch": {
    "l": 0.40747,
    "c": 0.13107,
    "h": 28.9
  },
  "luminance": 0.06027
}

Semantic roles & 50–950 ramp

primary
#82231B
secondary
#43ADB6
accent
#DBE93F
background
#FBF6F5
surface
#F6EBE9
border
#D0C6C5
text
#120603
muted
#817A78

Preview Lab

Preview with #82231B

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

Preview Lab → · Contrast checker → · Palette generator →

#82231B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva