#B31CAB#B31CAB

#B31CAB is a mid, highly saturated purple. Relative luminance 0.134; OKLCH L 54.2% C 0.230 H 330.7°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#B31CAB
RGB	rgb(179, 28, 171)
HSL	hsl(303, 73%, 41%)
HSV	hsv(303, 84%, 70%)
CMYK	cmyk(0%, 84.4%, 4.5%, 29.8%)
CIE-LAB	lab(43.30, 70.47, -40.66)
CIE-LCH	lch(43.30, 81.35, 330.01°)
OKLab	oklab(54.2% 0.2006 -0.1124)
OKLCH	oklch(54.2% 0.23 330.7)
XYZ	xyz(26.3563, 13.3567, 39.7102)
Luminance	0.1335 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31CAB #1CB324

analogous

#6F1CB3 #B31CAB #B31C5F

triadic

#B31CAB #ABB31C #1CABB3

tetradic

#B31CAB #B36F1C #1CB324 #1C5FB3

square

#B31CAB #B36F1C #1CB324 #1C5FB3

split-complementary

#B31CAB #5FB31C #1CB36F

monochromatic

#490B46 #7E1478 #B31CAB #DE2ED5 #E763E0

Accessibility & contrast

On white

5.72

#B31CAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#B31CAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31CAB

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31CAB	#FFFFFF	#000000	##FFFFFF
##B31CAB	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AAF

Deuteranopia (green-blind)

#516DA8

Tritanopia (blue-blind)

#BA3566

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b31cab;
/* rgb */ color: rgb(179, 28, 171);
/* oklch */ color: oklch(54.2% 0.230 330.7);

Tailwind

colors: {
  custom: {
    50: '#ce6fc4',
    500: '#b31cab',
    950: '#000000',
  },
}

SCSS

$custom: #b31cab;
$custom-light: #ce6fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#b31cab",
  "rgb": {
    "r": 179,
    "g": 28,
    "b": 171
  },
  "hsl": {
    "h": 303.179,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.54196,
    "c": 0.22994,
    "h": 330.7
  },
  "luminance": 0.13354
}

Semantic roles & 50–950 ramp

primary

#B31CAB

secondary

#5FCB65

accent

#F04238

background

#FDF7FC

surface

#FAEDF8

border

#D3C8D1

text

#140913

muted

#837B82

Preview Lab

Preview with #B31CAB

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

Preview Lab → · Contrast checker → · Palette generator →