#B31C9E#B31C9E

#B31C9E is a mid, highly saturated purple. Relative luminance 0.129; OKLCH L 53.5% C 0.221 H 335.1°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#B31C9E
RGB	rgb(179, 28, 158)
HSL	hsl(308, 73%, 41%)
HSV	hsv(308, 84%, 70%)
CMYK	cmyk(0%, 84.4%, 11.7%, 29.8%)
CIE-LAB	lab(42.59, 68.57, -34.00)
CIE-LCH	lch(42.59, 76.54, 333.62°)
OKLab	oklab(53.47% 0.2006 -0.0931)
OKLCH	oklch(53.47% 0.221 335.1)
XYZ	xyz(25.1776, 12.8852, 33.5022)
Luminance	0.1288 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31C9E #1CB331

analogous

#7C1CB3 #B31C9E #B31C53

triadic

#B31C9E #9EB31C #1C9EB3

tetradic

#B31C9E #B37C1C #1CB331 #1C53B3

square

#B31C9E #B37C1C #1CB331 #1C53B3

split-complementary

#B31C9E #53B31C #1CB37C

monochromatic

#490B41 #7E146F #B31C9E #DE2EC6 #E763D4

Accessibility & contrast

On white

5.87

#B31C9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B31C9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31C9E

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31C9E	#FFFFFF	#000000	##FFFFFF
##B31C9E	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B57A1

Deuteranopia (green-blind)

#586C9B

Tritanopia (blue-blind)

#BC2D5F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b31c9e;
/* rgb */ color: rgb(179, 28, 158);
/* oklch */ color: oklch(53.5% 0.221 335.1);

Tailwind

colors: {
  custom: {
    50: '#ce6ebb',
    500: '#b31c9e',
    950: '#000000',
  },
}

SCSS

$custom: #b31c9e;
$custom-light: #ce6ebb;
$custom-dark: #000000;

JSON

{
  "hex": "#b31c9e",
  "rgb": {
    "r": 179,
    "g": 28,
    "b": 158
  },
  "hsl": {
    "h": 308.344,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.53466,
    "c": 0.22115,
    "h": 335.1
  },
  "luminance": 0.12883
}

Semantic roles & 50–950 ramp

primary

#B31C9E

secondary

#5FCB6E

accent

#F05238

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140812

muted

#837B81

Preview Lab

Preview with #B31C9E

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

Preview Lab → · Contrast checker → · Palette generator →