#81171D#81171D

#81171D is a dark, vivid red. Relative luminance 0.054; OKLCH L 39.4% C 0.140 H 24.1°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#81171D
RGB	rgb(129, 23, 29)
HSL	hsl(357, 70%, 30%)
HSV	hsv(357, 82%, 51%)
CMYK	cmyk(0%, 82.2%, 77.5%, 49.4%)
CIE-LAB	lab(27.76, 44.07, 25.53)
CIE-LCH	lch(27.76, 50.93, 30.08°)
OKLab	oklab(39.44% 0.128 0.0571)
OKLCH	oklch(39.44% 0.14 24.1)
XYZ	xyz(9.5826, 5.3702, 1.6941)
Luminance	0.0537 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81171D #17817B

analogous

#811752 #81171D #814617

triadic

#81171D #1D8117 #171D81

tetradic

#81171D #528117 #17817B #461781

square

#81171D #528117 #17817B #461781

split-complementary

#81171D #178146 #175281

monochromatic

#1A0506 #4D0E11 #81171D #B52029 #DB3740

Accessibility & contrast

On white

10.13

#81171D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#81171D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #81171D

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81171D	#FFFFFF	#000000	##FFFFFF
##81171D	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38331C

Deuteranopia (green-blind)

#524A19

Tritanopia (blue-blind)

#8F001B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #81171d;
/* rgb */ color: rgb(129, 23, 29);
/* oklch */ color: oklch(39.4% 0.140 24.1);

Tailwind

colors: {
  custom: {
    50: '#ae6059',
    500: '#81171d',
    950: '#000000',
  },
}

SCSS

$custom: #81171d;
$custom-light: #ae6059;
$custom-dark: #000000;

JSON

{
  "hex": "#81171d",
  "rgb": {
    "r": 129,
    "g": 23,
    "b": 29
  },
  "hsl": {
    "h": 356.604,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.39437,
    "c": 0.1402,
    "h": 24.1
  },
  "luminance": 0.05369
}

Semantic roles & 50–950 ramp

primary

#81171D

secondary

#3EB5AF

accent

#EDE33B

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#120503

muted

#817978

Preview Lab

Preview with #81171D

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

Preview Lab → · Contrast checker → · Palette generator →