#B31CB2#B31CB2

#B31CB2 is a mid, highly saturated purple. Relative luminance 0.136; OKLCH L 54.6% C 0.235 H 328.5°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#B31CB2
RGB	rgb(179, 28, 178)
HSL	hsl(300, 73%, 41%)
HSV	hsv(300, 84%, 70%)
CMYK	cmyk(0%, 84.4%, 0.6%, 29.8%)
CIE-LAB	lab(43.70, 71.53, -44.17)
CIE-LCH	lch(43.70, 84.07, 328.31°)
OKLab	oklab(54.61% 0.2003 -0.1226)
OKLCH	oklch(54.61% 0.235 328.5)
XYZ	xyz(27.0413, 13.6307, 43.3176)
Luminance	0.1363 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31CB2 #1CB31D

analogous

#681CB3 #B31CB2 #B31C67

triadic

#B31CB2 #B2B31C #1CB2B3

tetradic

#B31CB2 #B3681C #1CB31D #1C67B3

square

#B31CB2 #B3681C #1CB31D #1C67B3

split-complementary

#B31CB2 #67B31C #1CB368

monochromatic

#490B49 #7E147D #B31CB2 #DE2EDD #E763E6

Accessibility & contrast

On white

5.64

#B31CB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B31CB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31CB2

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31CB2	#FFFFFF	#000000	##FFFFFF
##B31CB2	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB6

Deuteranopia (green-blind)

#4D6EAF

Tritanopia (blue-blind)

#B9396A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b31cb2;
/* rgb */ color: rgb(179, 28, 178);
/* oklch */ color: oklch(54.6% 0.235 328.5);

Tailwind

colors: {
  custom: {
    50: '#ce6fc9',
    500: '#b31cb2',
    950: '#000000',
  },
}

SCSS

$custom: #b31cb2;
$custom-light: #ce6fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#b31cb2",
  "rgb": {
    "r": 179,
    "g": 28,
    "b": 178
  },
  "hsl": {
    "h": 300.397,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.54611,
    "c": 0.23483,
    "h": 328.5
  },
  "luminance": 0.13629
}

Semantic roles & 50–950 ramp

primary

#B31CB2

secondary

#5FCB60

accent

#F03938

background

#FDF7FC

surface

#FAEDF8

border

#D3C8D1

text

#140913

muted

#837B82

Preview Lab

Preview with #B31CB2

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

Preview Lab → · Contrast checker → · Palette generator →