#831B39#831B39

#831B39 is a dark, vivid pink. Relative luminance 0.059; OKLCH L 40.7% C 0.139 H 9.4°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#831B39
RGB	rgb(131, 27, 57)
HSL	hsl(343, 66%, 31%)
HSV	hsv(343, 79%, 51%)
CMYK	cmyk(0%, 79.4%, 56.5%, 48.6%)
CIE-LAB	lab(29.17, 45.13, 8.96)
CIE-LCH	lch(29.17, 46.01, 11.22°)
OKLab	oklab(40.73% 0.1371 0.0227)
OKLCH	oklch(40.73% 0.139 9.4)
XYZ	xyz(10.4915, 5.9061, 4.4576)
Luminance	0.0590 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831B39 #1B8365

analogous

#831B6D #831B39 #83311B

triadic

#831B39 #39831B #1B3983

tetradic

#831B39 #6D831B #1B8365 #311B83

square

#831B39 #6D831B #1B8365 #311B83

split-complementary

#831B39 #1B8331 #1B6D83

monochromatic

#1E060D #501123 #831B39 #B6254F #D8416C

Accessibility & contrast

On white

9.63

#831B39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#831B39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831B39

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831B39	#FFFFFF	#000000	##FFFFFF
##831B39	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37373A

Deuteranopia (green-blind)

#524C36

Tritanopia (blue-blind)

#900028

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #831b39;
/* rgb */ color: rgb(131, 27, 57);
/* oklch */ color: oklch(40.7% 0.139 9.4);

Tailwind

colors: {
  custom: {
    50: '#ad626f',
    500: '#831b39',
    950: '#000000',
  },
}

SCSS

$custom: #831b39;
$custom-light: #ad626f;
$custom-dark: #000000;

JSON

{
  "hex": "#831b39",
  "rgb": {
    "r": 131,
    "g": 27,
    "b": 57
  },
  "hsl": {
    "h": 342.692,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.4073,
    "c": 0.13896,
    "h": 9.4
  },
  "luminance": 0.05905
}

Semantic roles & 50–950 ramp

primary

#831B39

secondary

#43B695

accent

#E9B83F

background

#FBF6F6

surface

#F6EBEC

border

#D0C6C7

text

#110607

muted

#807A7A

Preview Lab

Preview with #831B39

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

Preview Lab → · Contrast checker → · Palette generator →