#B31A9C#B31A9C

#B31A9C is a mid, highly saturated purple. Relative luminance 0.127; OKLCH L 53.3% C 0.221 H 335.8°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B31A9C
RGB	rgb(179, 26, 156)
HSL	hsl(309, 75%, 40%)
HSV	hsv(309, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 12.8%, 29.8%)
CIE-LAB	lab(42.35, 68.70, -33.18)
CIE-LCH	lch(42.35, 76.29, 334.22°)
OKLab	oklab(53.26% 0.2017 -0.0908)
OKLCH	oklch(53.26% 0.221 335.8)
XYZ	xyz(24.9610, 12.7252, 32.5877)
Luminance	0.1272 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31A9C #1AB331

analogous

#7E1AB3 #B31A9C #B31A4F

triadic

#B31A9C #9CB31A #1A9CB3

tetradic

#B31A9C #B37E1A #1AB331 #1A4FB3

square

#B31A9C #B37E1A #1AB331 #1A4FB3

split-complementary

#B31A9C #4FB31A #1AB37E

monochromatic

#480A3F #7E126D #B31A9C #E02AC5 #E860D3

Accessibility & contrast

On white

5.92

#B31A9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B31A9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31A9C

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31A9C	#FFFFFF	#000000	##FFFFFF
##B31A9C	1.00	5.92	3.54	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C569F

Deuteranopia (green-blind)

#586C99

Tritanopia (blue-blind)

#BC2A5D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b31a9c;
/* rgb */ color: rgb(179, 26, 156);
/* oklch */ color: oklch(53.3% 0.221 335.8);

Tailwind

colors: {
  custom: {
    50: '#ce6eb9',
    500: '#b31a9c',
    950: '#000000',
  },
}

SCSS

$custom: #b31a9c;
$custom-light: #ce6eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#b31a9c",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 156
  },
  "hsl": {
    "h": 309.02,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.53258,
    "c": 0.22119,
    "h": 335.8
  },
  "luminance": 0.12723
}

Semantic roles & 50–950 ramp

primary

#B31A9C

secondary

#5DCC6D

accent

#F15337

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140811

muted

#837B80

Preview Lab

Preview with #B31A9C

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

Preview Lab → · Contrast checker → · Palette generator →