#B31DB0#B31DB0

#B31DB0 is a mid, highly saturated purple. Relative luminance 0.136; OKLCH L 54.5% C 0.233 H 329.1°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B31DB0
RGB	rgb(179, 29, 176)
HSL	hsl(301, 72%, 41%)
HSV	hsv(301, 84%, 70%)
CMYK	cmyk(0%, 83.8%, 1.7%, 29.8%)
CIE-LAB	lab(43.65, 71.02, -43.06)
CIE-LCH	lch(43.65, 83.05, 328.77°)
OKLab	oklab(54.54% 0.1998 -0.1194)
OKLCH	oklch(54.54% 0.233 329.1)
XYZ	xyz(26.8660, 13.5992, 42.2758)
Luminance	0.1360 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31DB0 #1DB320

analogous

#6B1DB3 #B31DB0 #B31D65

triadic

#B31DB0 #B0B31D #1DB0B3

tetradic

#B31DB0 #B36B1D #1DB320 #1D65B3

square

#B31DB0 #B36B1D #1DB320 #1D65B3

split-complementary

#B31DB0 #65B31D #1DB36B

monochromatic

#4A0C48 #7E147C #B31DB0 #DD30DA #E664E3

Accessibility & contrast

On white

5.65

#B31DB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B31DB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31DB0

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31DB0	#FFFFFF	#000000	##FFFFFF
##B31DB0	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB4

Deuteranopia (green-blind)

#4F6EAD

Tritanopia (blue-blind)

#B93869

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b31db0;
/* rgb */ color: rgb(179, 29, 176);
/* oklch */ color: oklch(54.5% 0.233 329.1);

Tailwind

colors: {
  custom: {
    50: '#ce6fc8',
    500: '#b31db0',
    950: '#000000',
  },
}

SCSS

$custom: #b31db0;
$custom-light: #ce6fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#b31db0",
  "rgb": {
    "r": 179,
    "g": 29,
    "b": 176
  },
  "hsl": {
    "h": 301.2,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.54541,
    "c": 0.23275,
    "h": 329.1
  },
  "luminance": 0.13597
}

Semantic roles & 50–950 ramp

primary

#B31DB0

secondary

#61CB63

accent

#EF3D39

background

#FDF7FC

surface

#FAEDF8

border

#D3C8D1

text

#140913

muted

#837B82

Preview Lab

Preview with #B31DB0

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

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