#83281B#83281B

#83281B is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.5% C 0.127 H 31.1°. Best body text is #FFFFFF at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#83281B
RGB	rgb(131, 40, 27)
HSL	hsl(8, 66%, 31%)
HSV	hsv(8, 79%, 51%)
CMYK	cmyk(0%, 69.5%, 79.4%, 48.6%)
CIE-LAB	lab(30.46, 38.27, 29.79)
CIE-LCH	lch(30.46, 48.50, 37.89°)
OKLab	oklab(41.51% 0.1091 0.0657)
OKLCH	oklch(41.51% 0.127 31.1)
XYZ	xyz(10.3179, 6.4235, 1.7333)
Luminance	0.0642 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83281B #1B7683

analogous

#831B42 #83281B #835C1B

triadic

#83281B #1B8328 #281B83

tetradic

#83281B #42831B #1B7683 #5C1B83

square

#83281B #42831B #1B7683 #5C1B83

split-complementary

#83281B #1B835C #1B4283

monochromatic

#1E0906 #501911 #83281B #B63725 #D85441

Accessibility & contrast

On white

9.19

#83281B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#83281B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83281B

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83281B	#FFFFFF	#000000	##FFFFFF
##83281B	1.00	9.19	2.28	9.19
#FFFFFF	9.19	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423B19

Deuteranopia (green-blind)

#594F17

Tritanopia (blue-blind)

#910C26

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #83281b;
/* rgb */ color: rgb(131, 40, 27);
/* oklch */ color: oklch(41.5% 0.127 31.1);

Tailwind

colors: {
  custom: {
    50: '#ae6758',
    500: '#83281b',
    950: '#000000',
  },
}

SCSS

$custom: #83281b;
$custom-light: #ae6758;
$custom-dark: #000000;

JSON

{
  "hex": "#83281b",
  "rgb": {
    "r": 131,
    "g": 40,
    "b": 27
  },
  "hsl": {
    "h": 7.5,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.41512,
    "c": 0.12733,
    "h": 31.1
  },
  "luminance": 0.06422
}

Semantic roles & 50–950 ramp

primary

#83281B

secondary

#43A8B6

accent

#D4E93F

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #83281B

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

Preview Lab → · Contrast checker → · Palette generator →