#81171E#81171E

#81171E is a dark, vivid red. Relative luminance 0.054; OKLCH L 39.5% C 0.140 H 23.6°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#81171E
RGB	rgb(129, 23, 30)
HSL	hsl(356, 70%, 30%)
HSV	hsv(356, 82%, 51%)
CMYK	cmyk(0%, 82.2%, 76.7%, 49.4%)
CIE-LAB	lab(27.78, 44.11, 24.91)
CIE-LCH	lch(27.78, 50.66, 29.45°)
OKLab	oklab(39.45% 0.1284 0.056)
OKLCH	oklch(39.45% 0.14 23.6)
XYZ	xyz(9.5951, 5.3752, 1.7603)
Luminance	0.0537 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81171E #17817A

analogous

#811753 #81171E #814517

triadic

#81171E #1E8117 #171E81

tetradic

#81171E #538117 #17817A #451781

square

#81171E #538117 #17817A #451781

split-complementary

#81171E #178145 #175381

monochromatic

#1A0506 #4D0E12 #81171E #B5202A #DB3742

Accessibility & contrast

On white

10.12

#81171E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#81171E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #81171E

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81171E	#FFFFFF	#000000	##FFFFFF
##81171E	1.00	10.12	2.07	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38331D

Deuteranopia (green-blind)

#524A1A

Tritanopia (blue-blind)

#8F001B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #81171e;
/* rgb */ color: rgb(129, 23, 30);
/* oklch */ color: oklch(39.5% 0.140 23.6);

Tailwind

colors: {
  custom: {
    50: '#ad605a',
    500: '#81171e',
    950: '#000000',
  },
}

SCSS

$custom: #81171e;
$custom-light: #ad605a;
$custom-dark: #000000;

JSON

{
  "hex": "#81171e",
  "rgb": {
    "r": 129,
    "g": 23,
    "b": 30
  },
  "hsl": {
    "h": 356.038,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.39451,
    "c": 0.1401,
    "h": 23.6
  },
  "luminance": 0.05374
}

Semantic roles & 50–950 ramp

primary

#81171E

secondary

#3EB5AE

accent

#EDE13B

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#120503

muted

#817978

Preview Lab

Preview with #81171E

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

Preview Lab → · Contrast checker → · Palette generator →