#811A23#811A23

#811A23 is a dark, vivid red. Relative luminance 0.055; OKLCH L 39.8% C 0.137 H 21.9°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#811A23
RGB	rgb(129, 26, 35)
HSL	hsl(355, 66%, 30%)
HSV	hsv(355, 80%, 51%)
CMYK	cmyk(0%, 79.8%, 72.9%, 49.4%)
CIE-LAB	lab(28.19, 43.40, 22.18)
CIE-LCH	lch(28.19, 48.74, 27.07°)
OKLab	oklab(39.78% 0.1273 0.0511)
OKLCH	oklch(39.78% 0.137 21.9)
XYZ	xyz(9.7271, 5.5288, 2.1448)
Luminance	0.0553 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#811A23 #1A8178

analogous

#811A57 #811A23 #81441A

triadic

#811A23 #23811A #1A2381

tetradic

#811A23 #57811A #1A8178 #441A81

square

#811A23 #57811A #1A8178 #441A81

split-complementary

#811A23 #1A8144 #1A5781

monochromatic

#1B0507 #4E1015 #811A23 #B42431 #D83D4B

Accessibility & contrast

On white

9.97

#811A23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#811A23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #811A23

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##811A23	#FFFFFF	#000000	##FFFFFF
##811A23	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393422

Deuteranopia (green-blind)

#534A20

Tritanopia (blue-blind)

#8E001E

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #811a23;
/* rgb */ color: rgb(129, 26, 35);
/* oklch */ color: oklch(39.8% 0.137 21.9);

Tailwind

colors: {
  custom: {
    50: '#ad615d',
    500: '#811a23',
    950: '#000000',
  },
}

SCSS

$custom: #811a23;
$custom-light: #ad615d;
$custom-dark: #000000;

JSON

{
  "hex": "#811a23",
  "rgb": {
    "r": 129,
    "g": 26,
    "b": 35
  },
  "hsl": {
    "h": 354.757,
    "s": 66.452,
    "l": 30.392
  },
  "oklch": {
    "l": 0.39782,
    "c": 0.1372,
    "h": 21.9
  },
  "luminance": 0.05527
}

Semantic roles & 50–950 ramp

primary

#811A23

secondary

#42B5AB

accent

#E9DA3E

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120504

muted

#817A79

Preview Lab

Preview with #811A23

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

Preview Lab → · Contrast checker → · Palette generator →