#81331D#81331D

#81331D is a dark, moderate red. Relative luminance 0.071; OKLCH L 42.7% C 0.113 H 36.5°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#81331D
RGB	rgb(129, 51, 29)
HSL	hsl(13, 63%, 31%)
HSV	hsv(13, 78%, 51%)
CMYK	cmyk(0%, 60.5%, 77.5%, 49.4%)
CIE-LAB	lab(32.09, 32.32, 30.26)
CIE-LCH	lch(32.09, 44.28, 43.11°)
OKLab	oklab(42.68% 0.0913 0.0674)
OKLCH	oklch(42.68% 0.113 36.5)
XYZ	xyz(10.4599, 7.1249, 1.9866)
Luminance	0.0712 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81331D #1D6B81

analogous

#811D39 #81331D #81651D

triadic

#81331D #1D8133 #331D81

tetradic

#81331D #39811D #1D6B81 #651D81

square

#81331D #39811D #1D6B81 #651D81

split-complementary

#81331D #1D8165 #1D3981

monochromatic

#1D0B07 #4F1F12 #81331D #B34728 #D56444

Accessibility & contrast

On white

8.66

#81331D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#81331D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #81331D

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81331D	#FFFFFF	#000000	##FFFFFF
##81331D	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49411A

Deuteranopia (green-blind)

#5C521B

Tritanopia (blue-blind)

#8E212E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #81331d;
/* rgb */ color: rgb(129, 51, 29);
/* oklch */ color: oklch(42.7% 0.113 36.5);

Tailwind

colors: {
  custom: {
    50: '#ac6e5a',
    500: '#81331d',
    950: '#000000',
  },
}

SCSS

$custom: #81331d;
$custom-light: #ac6e5a;
$custom-dark: #000000;

JSON

{
  "hex": "#81331d",
  "rgb": {
    "r": 129,
    "g": 51,
    "b": 29
  },
  "hsl": {
    "h": 13.2,
    "s": 63.291,
    "l": 30.98
  },
  "oklch": {
    "l": 0.4268,
    "c": 0.11345,
    "h": 36.5
  },
  "luminance": 0.07123
}

Semantic roles & 50–950 ramp

primary

#81331D

secondary

#469CB4

accent

#C2E641

background

#FBF6F5

surface

#F6ECE9

border

#D0C7C5

text

#110704

muted

#807A79

Preview Lab

Preview with #81331D

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

Preview Lab → · Contrast checker → · Palette generator →