#B31D9E#B31D9E

#B31D9E is a mid, highly saturated purple. Relative luminance 0.129; OKLCH L 53.5% C 0.220 H 335.1°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#B31D9E
RGB	rgb(179, 29, 158)
HSL	hsl(308, 72%, 41%)
HSV	hsv(308, 84%, 70%)
CMYK	cmyk(0%, 83.8%, 11.7%, 29.8%)
CIE-LAB	lab(42.66, 68.36, -33.89)
CIE-LCH	lch(42.66, 76.30, 333.63°)
OKLab	oklab(53.52% 0.2 -0.0928)
OKLCH	oklch(53.52% 0.22 335.1)
XYZ	xyz(25.2017, 12.9334, 33.5103)
Luminance	0.1293 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31D9E #1DB332

analogous

#7D1DB3 #B31D9E #B31D53

triadic

#B31D9E #9EB31D #1D9EB3

tetradic

#B31D9E #B37D1D #1DB332 #1D53B3

square

#B31D9E #B37D1D #1DB332 #1D53B3

split-complementary

#B31D9E #53B31D #1DB37D

monochromatic

#4A0C41 #7E1470 #B31D9E #DD30C5 #E664D4

Accessibility & contrast

On white

5.86

#B31D9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B31D9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31D9E

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31D9E	#FFFFFF	#000000	##FFFFFF
##B31D9E	1.00	5.86	3.59	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C57A1

Deuteranopia (green-blind)

#586C9B

Tritanopia (blue-blind)

#BC2D5F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b31d9e;
/* rgb */ color: rgb(179, 29, 158);
/* oklch */ color: oklch(53.5% 0.220 335.1);

Tailwind

colors: {
  custom: {
    50: '#ce6ebb',
    500: '#b31d9e',
    950: '#000000',
  },
}

SCSS

$custom: #b31d9e;
$custom-light: #ce6ebb;
$custom-dark: #000000;

JSON

{
  "hex": "#b31d9e",
  "rgb": {
    "r": 179,
    "g": 29,
    "b": 158
  },
  "hsl": {
    "h": 308.4,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.53518,
    "c": 0.22044,
    "h": 335.1
  },
  "luminance": 0.12931
}

Semantic roles & 50–950 ramp

primary

#B31D9E

secondary

#61CB70

accent

#EF5239

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140812

muted

#837B81

Preview Lab

Preview with #B31D9E

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

Preview Lab → · Contrast checker → · Palette generator →