#831E18#831E18

#831E18 is a dark, vivid red. Relative luminance 0.058; OKLCH L 40.4% C 0.137 H 28.4°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#831E18
RGB	rgb(131, 30, 24)
HSL	hsl(3, 69%, 30%)
HSV	hsv(3, 82%, 51%)
CMYK	cmyk(0%, 77.1%, 81.7%, 48.6%)
CIE-LAB	lab(28.96, 42.19, 29.98)
CIE-LCH	lch(28.96, 51.75, 35.40°)
OKLab	oklab(40.38% 0.1207 0.0652)
OKLCH	oklch(40.38% 0.137 28.4)
XYZ	xyz(9.9904, 5.8214, 1.4616)
Luminance	0.0582 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831E18 #187D83

analogous

#831848 #831E18 #835318

triadic

#831E18 #18831E #1E1883

tetradic

#831E18 #488318 #187D83 #531883

square

#831E18 #488318 #187D83 #531883

split-complementary

#831E18 #188353 #184883

monochromatic

#1C0605 #4F120F #831E18 #B72A21 #DB433A

Accessibility & contrast

On white

9.70

#831E18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#831E18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831E18

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831E18	#FFFFFF	#000000	##FFFFFF
##831E18	1.00	9.70	2.16	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3616

Deuteranopia (green-blind)

#564C13

Tritanopia (blue-blind)

#91001E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #831e18;
/* rgb */ color: rgb(131, 30, 24);
/* oklch */ color: oklch(40.4% 0.137 28.4);

Tailwind

colors: {
  custom: {
    50: '#af6356',
    500: '#831e18',
    950: '#000000',
  },
}

SCSS

$custom: #831e18;
$custom-light: #af6356;
$custom-dark: #000000;

JSON

{
  "hex": "#831e18",
  "rgb": {
    "r": 131,
    "g": 30,
    "b": 24
  },
  "hsl": {
    "h": 3.364,
    "s": 69.032,
    "l": 30.392
  },
  "oklch": {
    "l": 0.4038,
    "c": 0.13715,
    "h": 28.4
  },
  "luminance": 0.0582
}

Semantic roles & 50–950 ramp

primary

#831E18

secondary

#40B0B7

accent

#E2EC3C

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #831E18

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

Preview Lab → · Contrast checker → · Palette generator →