#B31DB1#B31DB1

#B31DB1 is a mid, highly saturated purple. Relative luminance 0.136; OKLCH L 54.6% C 0.233 H 328.8°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#B31DB1
RGB	rgb(179, 29, 177)
HSL	hsl(301, 72%, 41%)
HSV	hsv(301, 84%, 70%)
CMYK	cmyk(0%, 83.8%, 1.1%, 29.8%)
CIE-LAB	lab(43.71, 71.17, -43.56)
CIE-LCH	lch(43.71, 83.44, 328.53°)
OKLab	oklab(54.6% 0.1998 -0.1208)
OKLCH	oklch(54.6% 0.233 328.8)
XYZ	xyz(26.9653, 13.6389, 42.7988)
Luminance	0.1364 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31DB1 #1DB31F

analogous

#6A1DB3 #B31DB1 #B31D66

triadic

#B31DB1 #B1B31D #1DB1B3

tetradic

#B31DB1 #B36A1D #1DB31F #1D66B3

square

#B31DB1 #B36A1D #1DB31F #1D66B3

split-complementary

#B31DB1 #66B31D #1DB36A

monochromatic

#4A0C49 #7E147D #B31DB1 #DD30DB #E664E4

Accessibility & contrast

On white

5.63

#B31DB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B31DB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31DB1

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31DB1	#FFFFFF	#000000	##FFFFFF
##B31DB1	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB5

Deuteranopia (green-blind)

#4E6EAE

Tritanopia (blue-blind)

#B9396A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b31db1;
/* rgb */ color: rgb(179, 29, 177);
/* oklch */ color: oklch(54.6% 0.233 328.8);

Tailwind

colors: {
  custom: {
    50: '#ce6fc9',
    500: '#b31db1',
    950: '#000000',
  },
}

SCSS

$custom: #b31db1;
$custom-light: #ce6fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#b31db1",
  "rgb": {
    "r": 179,
    "g": 29,
    "b": 177
  },
  "hsl": {
    "h": 300.8,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.546,
    "c": 0.23346,
    "h": 328.8
  },
  "luminance": 0.13637
}

Semantic roles & 50–950 ramp

primary

#B31DB1

secondary

#61CB62

accent

#EF3B39

background

#FDF7FC

surface

#FAEDF8

border

#D3C8D1

text

#140913

muted

#837B82

Preview Lab

Preview with #B31DB1

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

Preview Lab → · Contrast checker → · Palette generator →