#81291B#81291B

#81291B is a dark, vivid red. Relative luminance 0.063; OKLCH L 41.3% C 0.124 H 31.6°. Best body text is #FFFFFF at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#81291B
RGB	rgb(129, 41, 27)
HSL	hsl(8, 65%, 31%)
HSV	hsv(8, 79%, 51%)
CMYK	cmyk(0%, 68.2%, 79.1%, 49.4%)
CIE-LAB	lab(30.24, 37.09, 29.44)
CIE-LCH	lch(30.24, 47.35, 38.44°)
OKLab	oklab(41.28% 0.1056 0.0651)
OKLCH	oklch(41.28% 0.124 31.6)
XYZ	xyz(10.0451, 6.3336, 1.7303)
Luminance	0.0633 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81291B #1B7381

analogous

#811B40 #81291B #815C1B

triadic

#81291B #1B8129 #291B81

tetradic

#81291B #40811B #1B7381 #5C1B81

square

#81291B #40811B #1B7381 #5C1B81

split-complementary

#81291B #1B815C #1B4081

monochromatic

#1C0906 #4E1910 #81291B #B43926 #D7543F

Accessibility & contrast

On white

9.27

#81291B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#81291B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #81291B

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81291B	#FFFFFF	#000000	##FFFFFF
##81291B	1.00	9.27	2.27	9.27
#FFFFFF	9.27	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423B19

Deuteranopia (green-blind)

#584E18

Tritanopia (blue-blind)

#8E1026

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #81291b;
/* rgb */ color: rgb(129, 41, 27);
/* oklch */ color: oklch(41.3% 0.124 31.6);

Tailwind

colors: {
  custom: {
    50: '#ad6858',
    500: '#81291b',
    950: '#000000',
  },
}

SCSS

$custom: #81291b;
$custom-light: #ad6858;
$custom-dark: #000000;

JSON

{
  "hex": "#81291b",
  "rgb": {
    "r": 129,
    "g": 41,
    "b": 27
  },
  "hsl": {
    "h": 8.235,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.41277,
    "c": 0.12407,
    "h": 31.6
  },
  "luminance": 0.06332
}

Semantic roles & 50–950 ramp

primary

#81291B

secondary

#43A5B5

accent

#D1E83F

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #81291B

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

Preview Lab → · Contrast checker → · Palette generator →