#B31D9C#B31D9C

#B31D9C is a mid, highly saturated purple. Relative luminance 0.129; OKLCH L 53.4% C 0.219 H 335.8°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#B31D9C
RGB	rgb(179, 29, 156)
HSL	hsl(309, 72%, 41%)
HSV	hsv(309, 84%, 70%)
CMYK	cmyk(0%, 83.8%, 12.8%, 29.8%)
CIE-LAB	lab(42.56, 68.08, -32.85)
CIE-LCH	lch(42.56, 75.59, 334.24°)
OKLab	oklab(53.41% 0.1999 -0.0898)
OKLCH	oklch(53.41% 0.219 335.8)
XYZ	xyz(25.0310, 12.8651, 32.6110)
Luminance	0.1286 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31D9C #1DB334

analogous

#7F1DB3 #B31D9C #B31D51

triadic

#B31D9C #9CB31D #1D9CB3

tetradic

#B31D9C #B37F1D #1DB334 #1D51B3

square

#B31D9C #B37F1D #1DB334 #1D51B3

split-complementary

#B31D9C #51B31D #1DB37F

monochromatic

#4A0C40 #7E146E #B31D9C #DD30C3 #E664D2

Accessibility & contrast

On white

5.88

#B31D9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B31D9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31D9C

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31D9C	#FFFFFF	#000000	##FFFFFF
##B31D9C	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F579F

Deuteranopia (green-blind)

#596C99

Tritanopia (blue-blind)

#BC2C5E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b31d9c;
/* rgb */ color: rgb(179, 29, 156);
/* oklch */ color: oklch(53.4% 0.219 335.8);

Tailwind

colors: {
  custom: {
    50: '#ce6eb9',
    500: '#b31d9c',
    950: '#000000',
  },
}

SCSS

$custom: #b31d9c;
$custom-light: #ce6eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#b31d9c",
  "rgb": {
    "r": 179,
    "g": 29,
    "b": 156
  },
  "hsl": {
    "h": 309.2,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.53411,
    "c": 0.21912,
    "h": 335.8
  },
  "luminance": 0.12863
}

Semantic roles & 50–950 ramp

primary

#B31D9C

secondary

#61CB71

accent

#EF5539

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140811

muted

#837B80

Preview Lab

Preview with #B31D9C

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

Preview Lab → · Contrast checker → · Palette generator →