#813637#813637

#813637 is a dark, moderate red. Relative luminance 0.076; OKLCH L 43.6% C 0.104 H 21.6°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#813637
RGB	rgb(129, 54, 55)
HSL	hsl(359, 41%, 36%)
HSV	hsv(359, 58%, 51%)
CMYK	cmyk(0%, 58.1%, 57.4%, 49.4%)
CIE-LAB	lab(33.10, 32.50, 15.53)
CIE-LCH	lch(33.10, 36.02, 25.54°)
OKLab	oklab(43.58% 0.0968 0.0383)
OKLCH	oklch(43.58% 0.104 21.6)
XYZ	xyz(11.0629, 7.5826, 4.4947)
Luminance	0.0758 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#813637 #368180

analogous

#81365C #813637 #815A36

triadic

#813637 #378136 #363781

tetradic

#813637 #5C8136 #368180 #5A3681

square

#813637 #5C8136 #368180 #5A3681

split-complementary

#813637 #36815A #365C81

monochromatic

#2B1212 #562425 #813637 #AC4849 #C36F70

Accessibility & contrast

On white

8.35

#813637 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#813637 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #813637

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##813637	#FFFFFF	#000000	##FFFFFF
##813637	1.00	8.35	2.52	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484437

Deuteranopia (green-blind)

#5B5435

Tritanopia (blue-blind)

#8D2A37

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #813637;
/* rgb */ color: rgb(129, 54, 55);
/* oklch */ color: oklch(43.6% 0.104 21.6);

Tailwind

colors: {
  custom: {
    50: '#aa706d',
    500: '#813637',
    950: '#000000',
  },
}

SCSS

$custom: #813637;
$custom-light: #aa706d;
$custom-dark: #000000;

JSON

{
  "hex": "#813637",
  "rgb": {
    "r": 129,
    "g": 54,
    "b": 55
  },
  "hsl": {
    "h": 359.2,
    "s": 40.984,
    "l": 35.882
  },
  "oklch": {
    "l": 0.43575,
    "c": 0.10411,
    "h": 21.6
  },
  "luminance": 0.07581
}

Semantic roles & 50–950 ramp

primary

#813637

secondary

#68ABAA

accent

#D1CF57

background

#FAF6F6

surface

#F5ECEB

border

#CFC7C6

text

#110807

muted

#807B7A

Preview Lab

Preview with #813637

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

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