#83281D#83281D

#83281D is a dark, vivid red. Relative luminance 0.064; OKLCH L 41.5% C 0.127 H 30.2°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#83281D
RGB	rgb(131, 40, 29)
HSL	hsl(6, 64%, 31%)
HSV	hsv(6, 78%, 51%)
CMYK	cmyk(0%, 69.5%, 77.9%, 48.6%)
CIE-LAB	lab(30.48, 38.36, 28.64)
CIE-LCH	lch(30.48, 47.87, 36.74°)
OKLab	oklab(41.54% 0.1098 0.0638)
OKLCH	oklch(41.54% 0.127 30.2)
XYZ	xyz(10.3418, 6.4331, 1.8593)
Luminance	0.0643 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#83281D #1D7883

analogous

#831D45 #83281D #835B1D

triadic

#83281D #1D8328 #281D83

tetradic

#83281D #45831D #1D7883 #5B1D83

square

#83281D #45831D #1D7883 #5B1D83

split-complementary

#83281D #1D835B #1D4583

monochromatic

#1F0907 #511912 #83281D #B53728 #D65445

Accessibility & contrast

On white

9.18

#83281D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#83281D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #83281D

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##83281D	#FFFFFF	#000000	##FFFFFF
##83281D	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423B1B

Deuteranopia (green-blind)

#594F1A

Tritanopia (blue-blind)

#910C26

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #83281d;
/* rgb */ color: rgb(131, 40, 29);
/* oklch */ color: oklch(41.5% 0.127 30.2);

Tailwind

colors: {
  custom: {
    50: '#ae675a',
    500: '#83281d',
    950: '#000000',
  },
}

SCSS

$custom: #83281d;
$custom-light: #ae675a;
$custom-dark: #000000;

JSON

{
  "hex": "#83281d",
  "rgb": {
    "r": 131,
    "g": 40,
    "b": 29
  },
  "hsl": {
    "h": 6.471,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.41536,
    "c": 0.12694,
    "h": 30.2
  },
  "luminance": 0.06432
}

Semantic roles & 50–950 ramp

primary

#83281D

secondary

#46AAB6

accent

#D5E741

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #83281D

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

Preview Lab → · Contrast checker → · Palette generator →