#831610#831610

#831610 is a dark, vivid red. Relative luminance 0.054; OKLCH L 39.6% C 0.144 H 28.9°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#831610
RGB	rgb(131, 22, 16)
HSL	hsl(3, 78%, 29%)
HSV	hsv(3, 88%, 51%)
CMYK	cmyk(0%, 83.2%, 87.8%, 48.6%)
CIE-LAB	lab(27.95, 44.56, 33.52)
CIE-LCH	lch(27.95, 55.76, 36.95°)
OKLab	oklab(39.61% 0.1265 0.0698)
OKLCH	oklch(39.61% 0.144 28.9)
XYZ	xyz(9.7417, 5.4381, 1.0268)
Luminance	0.0544 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831610 #107D83

analogous

#831044 #831610 #835010

triadic

#831610 #108316 #161083

tetradic

#831610 #448310 #107D83 #501083

square

#831610 #448310 #107D83 #501083

split-complementary

#831610 #108350 #104483

monochromatic

#1B0503 #4C0D09 #831610 #BA1F17 #E53229

Accessibility & contrast

On white

10.06

#831610 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#831610 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831610

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831610	#FFFFFF	#000000	##FFFFFF
##831610	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A330D

Deuteranopia (green-blind)

#544A09

Tritanopia (blue-blind)

#910016

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #831610;
/* rgb */ color: rgb(131, 22, 16);
/* oklch */ color: oklch(39.6% 0.144 28.9);

Tailwind

colors: {
  custom: {
    50: '#b05f50',
    500: '#831610',
    950: '#000000',
  },
}

SCSS

$custom: #831610;
$custom-light: #b05f50;
$custom-dark: #000000;

JSON

{
  "hex": "#831610",
  "rgb": {
    "r": 131,
    "g": 22,
    "b": 16
  },
  "hsl": {
    "h": 3.13,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.39605,
    "c": 0.14447,
    "h": 28.9
  },
  "luminance": 0.05437
}

Semantic roles & 50–950 ramp

primary

#831610

secondary

#36B2B9

accent

#EBF533

background

#FBF5F4

surface

#F7EAE7

border

#D0C6C3

text

#120502

muted

#817978

Preview Lab

Preview with #831610

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

Preview Lab → · Contrast checker → · Palette generator →