#B31CA6#B31CA6

#B31CA6 is a mid, highly saturated purple. Relative luminance 0.132; OKLCH L 53.9% C 0.227 H 332.4°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#B31CA6
RGB	rgb(179, 28, 166)
HSL	hsl(305, 73%, 41%)
HSV	hsv(305, 84%, 70%)
CMYK	cmyk(0%, 84.4%, 7.3%, 29.8%)
CIE-LAB	lab(43.02, 69.72, -38.12)
CIE-LCH	lch(43.02, 79.46, 331.33°)
OKLab	oklab(53.91% 0.2007 -0.105)
OKLCH	oklch(53.91% 0.227 332.4)
XYZ	xyz(25.8887, 13.1697, 37.2475)
Luminance	0.1317 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31CA6 #1CB329

analogous

#751CB3 #B31CA6 #B31C5A

triadic

#B31CA6 #A6B31C #1CA6B3

tetradic

#B31CA6 #B3751C #1CB329 #1C5AB3

square

#B31CA6 #B3751C #1CB329 #1C5AB3

split-complementary

#B31CA6 #5AB31C #1CB375

monochromatic

#490B44 #7E1475 #B31CA6 #DE2ECF #E763DB

Accessibility & contrast

On white

5.78

#B31CA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B31CA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31CA6

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31CA6	#FFFFFF	#000000	##FFFFFF
##B31CA6	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0958A9

Deuteranopia (green-blind)

#546DA3

Tritanopia (blue-blind)

#BB3263

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b31ca6;
/* rgb */ color: rgb(179, 28, 166);
/* oklch */ color: oklch(53.9% 0.227 332.4);

Tailwind

colors: {
  custom: {
    50: '#ce6fc1',
    500: '#b31ca6',
    950: '#000000',
  },
}

SCSS

$custom: #b31ca6;
$custom-light: #ce6fc1;
$custom-dark: #000000;

JSON

{
  "hex": "#b31ca6",
  "rgb": {
    "r": 179,
    "g": 28,
    "b": 166
  },
  "hsl": {
    "h": 305.166,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.53909,
    "c": 0.22651,
    "h": 332.4
  },
  "luminance": 0.13167
}

Semantic roles & 50–950 ramp

primary

#B31CA6

secondary

#5FCB69

accent

#F04838

background

#FDF7FB

surface

#FAEDF7

border

#D3C8D0

text

#140812

muted

#837B81

Preview Lab

Preview with #B31CA6

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

Preview Lab → · Contrast checker → · Palette generator →