#81151E#81151E

#81151E is a dark, vivid red. Relative luminance 0.053; OKLCH L 39.3% C 0.142 H 23.1°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#81151E
RGB	rgb(129, 21, 30)
HSL	hsl(355, 72%, 29%)
HSV	hsv(355, 84%, 51%)
CMYK	cmyk(0%, 83.7%, 76.7%, 49.4%)
CIE-LAB	lab(27.57, 44.70, 24.67)
CIE-LCH	lch(27.57, 51.06, 28.89°)
OKLab	oklab(39.3% 0.1303 0.0555)
OKLCH	oklch(39.3% 0.142 23.1)
XYZ	xyz(9.5569, 5.2987, 1.7476)
Luminance	0.0530 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81151E #158178

analogous

#811554 #81151E #814215

triadic

#81151E #1E8115 #151E81

tetradic

#81151E #548115 #158178 #421581

square

#81151E #548115 #158178 #421581

split-complementary

#81151E #158142 #155481

monochromatic

#1A0406 #4C0C12 #81151E #B61E2A #DE3341

Accessibility & contrast

On white

10.20

#81151E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#81151E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #81151E

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81151E	#FFFFFF	#000000	##FFFFFF
##81151E	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37321D

Deuteranopia (green-blind)

#52491A

Tritanopia (blue-blind)

#8F001A

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #81151e;
/* rgb */ color: rgb(129, 21, 30);
/* oklch */ color: oklch(39.3% 0.142 23.1);

Tailwind

colors: {
  custom: {
    50: '#ae5f5a',
    500: '#81151e',
    950: '#000000',
  },
}

SCSS

$custom: #81151e;
$custom-light: #ae5f5a;
$custom-dark: #000000;

JSON

{
  "hex": "#81151e",
  "rgb": {
    "r": 129,
    "g": 21,
    "b": 30
  },
  "hsl": {
    "h": 355,
    "s": 72,
    "l": 29.412
  },
  "oklch": {
    "l": 0.39297,
    "c": 0.14162,
    "h": 23.1
  },
  "luminance": 0.05297
}

Semantic roles & 50–950 ramp

primary

#81151E

secondary

#3CB6AC

accent

#EFE039

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#120503

muted

#817978

Preview Lab

Preview with #81151E

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

Preview Lab → · Contrast checker → · Palette generator →