#831B4D#831B4D

#831B4D is a dark, vivid pink. Relative luminance 0.061; OKLCH L 41.4% C 0.145 H 356.6°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#831B4D
RGB	rgb(131, 27, 77)
HSL	hsl(331, 66%, 31%)
HSV	hsv(331, 79%, 51%)
CMYK	cmyk(0%, 79.4%, 41.2%, 48.6%)
CIE-LAB	lab(29.78, 47.02, -3.50)
CIE-LCH	lch(29.78, 47.15, 355.75°)
OKLab	oklab(41.37% 0.1445 -0.0086)
OKLCH	oklch(41.37% 0.145 356.6)
XYZ	xyz(11.0924, 6.1464, 7.6220)
Luminance	0.0614 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831B4D #1B8351

analogous

#831B81 #831B4D #831D1B

triadic

#831B4D #4D831B #1B4D83

tetradic

#831B4D #81831B #1B8351 #1D1B83

square

#831B4D #81831B #1B8351 #1D1B83

split-complementary

#831B4D #1B831D #1B8183

monochromatic

#1E0611 #50112F #831B4D #B6256B #D84189

Accessibility & contrast

On white

9.42

#831B4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#831B4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831B4D

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831B4D	#FFFFFF	#000000	##FFFFFF
##831B4D	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313A4E

Deuteranopia (green-blind)

#4E4D4B

Tritanopia (blue-blind)

#8E0B31

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #831b4d;
/* rgb */ color: rgb(131, 27, 77);
/* oklch */ color: oklch(41.4% 0.145 356.6);

Tailwind

colors: {
  custom: {
    50: '#ac637e',
    500: '#831b4d',
    950: '#000000',
  },
}

SCSS

$custom: #831b4d;
$custom-light: #ac637e;
$custom-dark: #000000;

JSON

{
  "hex": "#831b4d",
  "rgb": {
    "r": 131,
    "g": 27,
    "b": 77
  },
  "hsl": {
    "h": 331.154,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.41372,
    "c": 0.14479,
    "h": 356.6
  },
  "luminance": 0.06145
}

Semantic roles & 50–950 ramp

primary

#831B4D

secondary

#43B67F

accent

#E9973F

background

#FBF6F7

surface

#F6EBEE

border

#D0C6C9

text

#11060A

muted

#807A7C

Preview Lab

Preview with #831B4D

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

Preview Lab → · Contrast checker → · Palette generator →