#B31D9A#B31D9A

#B31D9A is a mid, highly saturated pink. Relative luminance 0.128; OKLCH L 53.3% C 0.218 H 336.5°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#B31D9A
RGB	rgb(179, 29, 154)
HSL	hsl(310, 72%, 41%)
HSV	hsv(310, 84%, 70%)
CMYK	cmyk(0%, 83.8%, 14%, 29.8%)
CIE-LAB	lab(42.46, 67.80, -31.80)
CIE-LCH	lch(42.46, 74.89, 334.87°)
OKLab	oklab(53.31% 0.1998 -0.0868)
OKLCH	oklch(53.31% 0.218 336.5)
XYZ	xyz(24.8630, 12.7979, 31.7264)
Luminance	0.1280 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31D9A #1DB336

analogous

#811DB3 #B31D9A #B31D4F

triadic

#B31D9A #9AB31D #1D9AB3

tetradic

#B31D9A #B3811D #1DB336 #1D4FB3

square

#B31D9A #B3811D #1DB336 #1D4FB3

split-complementary

#B31D9A #4FB31D #1DB381

monochromatic

#4A0C3F #7E146D #B31D9A #DD30C0 #E664D0

Accessibility & contrast

On white

5.90

#B31D9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B31D9A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31D9A

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31D9A	#FFFFFF	#000000	##FFFFFF
##B31D9A	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21569D

Deuteranopia (green-blind)

#5A6C97

Tritanopia (blue-blind)

#BD2B5D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b31d9a;
/* rgb */ color: rgb(179, 29, 154);
/* oklch */ color: oklch(53.3% 0.218 336.5);

Tailwind

colors: {
  custom: {
    50: '#ce6eb8',
    500: '#b31d9a',
    950: '#000000',
  },
}

SCSS

$custom: #b31d9a;
$custom-light: #ce6eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#b31d9a",
  "rgb": {
    "r": 179,
    "g": 29,
    "b": 154
  },
  "hsl": {
    "h": 310,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.53305,
    "c": 0.21781,
    "h": 336.5
  },
  "luminance": 0.12796
}

Semantic roles & 50–950 ramp

primary

#B31D9A

secondary

#61CB73

accent

#EF5739

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140811

muted

#837B80

Preview Lab

Preview with #B31D9A

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

Preview Lab → · Contrast checker → · Palette generator →