#831B77#831B77

#831B77 is a dark, vivid purple. Relative luminance 0.069; OKLCH L 43.4% C 0.170 H 333.4°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#831B77
RGB	rgb(131, 27, 119)
HSL	hsl(307, 66%, 31%)
HSV	hsv(307, 79%, 51%)
CMYK	cmyk(0%, 79.4%, 9.2%, 48.6%)
CIE-LAB	lab(31.68, 52.66, -27.77)
CIE-LCH	lch(31.68, 59.53, 332.19°)
OKLab	oklab(43.36% 0.1524 -0.0762)
OKLCH	oklch(43.36% 0.17 333.4)
XYZ	xyz(13.0819, 6.9422, 18.1002)
Luminance	0.0694 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831B77 #1B8327

analogous

#5B1B83 #831B77 #831B43

triadic

#831B77 #77831B #1B7783

tetradic

#831B77 #835B1B #1B8327 #1B4383

square

#831B77 #835B1B #1B8327 #1B4383

split-complementary

#831B77 #43831B #1B835B

monochromatic

#1E061B #501149 #831B77 #B625A5 #D841C6

Accessibility & contrast

On white

8.79

#831B77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#831B77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831B77

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831B77	#FFFFFF	#000000	##FFFFFF
##831B77	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174179

Deuteranopia (green-blind)

#405075

Tritanopia (blue-blind)

#892648

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #831b77;
/* rgb */ color: rgb(131, 27, 119);
/* oklch */ color: oklch(43.4% 0.170 333.4);

Tailwind

colors: {
  custom: {
    50: '#ab649e',
    500: '#831b77',
    950: '#000000',
  },
}

SCSS

$custom: #831b77;
$custom-light: #ab649e;
$custom-dark: #000000;

JSON

{
  "hex": "#831b77",
  "rgb": {
    "r": 131,
    "g": 27,
    "b": 119
  },
  "hsl": {
    "h": 306.923,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.43363,
    "c": 0.17041,
    "h": 333.4
  },
  "luminance": 0.06941
}

Semantic roles & 50–950 ramp

primary

#831B77

secondary

#43B651

accent

#E9533F

background

#FAF6F9

surface

#F4EBF2

border

#CEC6CC

text

#10060E

muted

#7F7A7E

Preview Lab

Preview with #831B77

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

Preview Lab → · Contrast checker → · Palette generator →