#B31C9A#B31C9A

#B31C9A is a mid, highly saturated purple. Relative luminance 0.127; OKLCH L 53.3% C 0.219 H 336.5°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B31C9A
RGB	rgb(179, 28, 154)
HSL	hsl(310, 73%, 41%)
HSV	hsv(310, 84%, 70%)
CMYK	cmyk(0%, 84.4%, 14%, 29.8%)
CIE-LAB	lab(42.38, 68.02, -31.92)
CIE-LCH	lch(42.38, 75.13, 334.86°)
OKLab	oklab(53.25% 0.2004 -0.0871)
OKLCH	oklch(53.25% 0.219 336.5)
XYZ	xyz(24.8389, 12.7497, 31.7184)
Luminance	0.1275 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31C9A #1CB335

analogous

#801CB3 #B31C9A #B31C4E

triadic

#B31C9A #9AB31C #1C9AB3

tetradic

#B31C9A #B3801C #1CB335 #1C4EB3

square

#B31C9A #B3801C #1CB335 #1C4EB3

split-complementary

#B31C9A #4EB31C #1CB380

monochromatic

#490B3F #7E146C #B31C9A #DE2EC1 #E763D1

Accessibility & contrast

On white

5.92

#B31C9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B31C9A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31C9A

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31C9A	#FFFFFF	#000000	##FFFFFF
##B31C9A	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20569D

Deuteranopia (green-blind)

#5A6C97

Tritanopia (blue-blind)

#BD2A5D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b31c9a;
/* rgb */ color: rgb(179, 28, 154);
/* oklch */ color: oklch(53.3% 0.219 336.5);

Tailwind

colors: {
  custom: {
    50: '#ce6eb8',
    500: '#b31c9a',
    950: '#000000',
  },
}

SCSS

$custom: #b31c9a;
$custom-light: #ce6eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#b31c9a",
  "rgb": {
    "r": 179,
    "g": 28,
    "b": 154
  },
  "hsl": {
    "h": 309.934,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.53252,
    "c": 0.21853,
    "h": 336.5
  },
  "luminance": 0.12747
}

Semantic roles & 50–950 ramp

primary

#B31C9A

secondary

#5FCB71

accent

#F05738

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140811

muted

#837B80

Preview Lab

Preview with #B31C9A

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

Preview Lab → · Contrast checker → · Palette generator →