#831919#831919

#831919 is a dark, vivid red. Relative luminance 0.056; OKLCH L 39.9% C 0.141 H 26.4°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#831919
RGB	rgb(131, 25, 25)
HSL	hsl(0, 68%, 31%)
HSV	hsv(0, 81%, 51%)
CMYK	cmyk(0%, 80.9%, 80.9%, 48.6%)
CIE-LAB	lab(28.36, 43.92, 28.77)
CIE-LCH	lch(28.36, 52.51, 33.22°)
OKLab	oklab(39.94% 0.1264 0.0629)
OKLCH	oklch(39.94% 0.141 26.4)
XYZ	xyz(9.8844, 5.5923, 1.4785)
Luminance	0.0559 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831919 #198383

analogous

#83194E #831919 #834E19

triadic

#831919 #198319 #191983

tetradic

#831919 #4E8319 #198383 #4E1983

square

#831919 #4E8319 #198383 #4E1983

split-complementary

#831919 #19834E #194E83

monochromatic

#1C0505 #500F0F #831919 #B62323 #DA3D3D

Accessibility & contrast

On white

9.91

#831919 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#831919 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831919

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831919	#FFFFFF	#000000	##FFFFFF
##831919	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3418

Deuteranopia (green-blind)

#544B14

Tritanopia (blue-blind)

#91001B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #831919;
/* rgb */ color: rgb(131, 25, 25);
/* oklch */ color: oklch(39.9% 0.141 26.4);

Tailwind

colors: {
  custom: {
    50: '#af6156',
    500: '#831919',
    950: '#000000',
  },
}

SCSS

$custom: #831919;
$custom-light: #af6156;
$custom-dark: #000000;

JSON

{
  "hex": "#831919",
  "rgb": {
    "r": 131,
    "g": 25,
    "b": 25
  },
  "hsl": {
    "h": 0,
    "s": 67.949,
    "l": 30.588
  },
  "oklch": {
    "l": 0.39938,
    "c": 0.14114,
    "h": 26.4
  },
  "luminance": 0.05591
}

Semantic roles & 50–950 ramp

primary

#831919

secondary

#41B7B7

accent

#EBEB3D

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120503

muted

#817A78

Preview Lab

Preview with #831919

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

Preview Lab → · Contrast checker → · Palette generator →