#811B2D#811B2D

#811B2D is a dark, vivid red. Relative luminance 0.056; OKLCH L 40.1% C 0.136 H 16.5°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#811B2D
RGB	rgb(129, 27, 45)
HSL	hsl(349, 65%, 31%)
HSV	hsv(349, 79%, 51%)
CMYK	cmyk(0%, 79.1%, 65.1%, 49.4%)
CIE-LAB	lab(28.49, 43.64, 15.98)
CIE-LCH	lch(28.49, 46.47, 20.11°)
OKLab	oklab(40.06% 0.1304 0.0386)
OKLCH	oklch(40.06% 0.136 16.5)
XYZ	xyz(9.9199, 5.6419, 3.0488)
Luminance	0.0564 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#811B2D #1B816F

analogous

#811B60 #811B2D #813C1B

triadic

#811B2D #2D811B #1B2D81

tetradic

#811B2D #60811B #1B816F #3C1B81

square

#811B2D #60811B #1B816F #3C1B81

split-complementary

#811B2D #1B813C #1B6081

monochromatic

#1C060A #4E101B #811B2D #B4263F #D73F5A

Accessibility & contrast

On white

9.87

#811B2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#811B2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #811B2D

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##811B2D	#FFFFFF	#000000	##FFFFFF
##811B2D	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38362D

Deuteranopia (green-blind)

#524B2A

Tritanopia (blue-blind)

#8E0023

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #811b2d;
/* rgb */ color: rgb(129, 27, 45);
/* oklch */ color: oklch(40.1% 0.136 16.5);

Tailwind

colors: {
  custom: {
    50: '#ac6265',
    500: '#811b2d',
    950: '#000000',
  },
}

SCSS

$custom: #811b2d;
$custom-light: #ac6265;
$custom-dark: #000000;

JSON

{
  "hex": "#811b2d",
  "rgb": {
    "r": 129,
    "g": 27,
    "b": 45
  },
  "hsl": {
    "h": 349.412,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.40062,
    "c": 0.13595,
    "h": 16.5
  },
  "luminance": 0.0564
}

Semantic roles & 50–950 ramp

primary

#811B2D

secondary

#43B5A1

accent

#E8CB3F

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#110505

muted

#807A7A

Preview Lab

Preview with #811B2D

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

Preview Lab → · Contrast checker → · Palette generator →