#B31AA9#B31AA9

#B31AA9 is a mid, highly saturated purple. Relative luminance 0.132; OKLCH L 54.0% C 0.230 H 331.4°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#B31AA9
RGB	rgb(179, 26, 169)
HSL	hsl(304, 75%, 40%)
HSV	hsv(304, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 5.6%, 29.8%)
CIE-LAB	lab(43.05, 70.57, -39.86)
CIE-LCH	lch(43.05, 81.05, 330.54°)
OKLab	oklab(53.98% 0.2018 -0.1101)
OKLCH	oklch(53.98% 0.23 331.4)
XYZ	xyz(26.1213, 13.1893, 38.6985)
Luminance	0.1319 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31AA9 #1AB324

analogous

#711AB3 #B31AA9 #B31A5C

triadic

#B31AA9 #A9B31A #1AA9B3

tetradic

#B31AA9 #B3711A #1AB324 #1A5CB3

square

#B31AA9 #B3711A #1AB324 #1A5CB3

split-complementary

#B31AA9 #5CB31A #1AB371

monochromatic

#480A44 #7E1277 #B31AA9 #E02AD4 #E860DF

Accessibility & contrast

On white

5.77

#B31AA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#B31AA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31AA9

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31AA9	#FFFFFF	#000000	##FFFFFF
##B31AA9	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AC

Deuteranopia (green-blind)

#526DA6

Tritanopia (blue-blind)

#BB3365

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b31aa9;
/* rgb */ color: rgb(179, 26, 169);
/* oklch */ color: oklch(54.0% 0.230 331.4);

Tailwind

colors: {
  custom: {
    50: '#ce6ec3',
    500: '#b31aa9',
    950: '#000000',
  },
}

SCSS

$custom: #b31aa9;
$custom-light: #ce6ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#b31aa9",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 169
  },
  "hsl": {
    "h": 303.922,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.53983,
    "c": 0.22988,
    "h": 331.4
  },
  "luminance": 0.13187
}

Semantic roles & 50–950 ramp

primary

#B31AA9

secondary

#5DCC64

accent

#F14337

background

#FDF7FC

surface

#FAEDF8

border

#D3C8D1

text

#140812

muted

#837B81

Preview Lab

Preview with #B31AA9

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

Preview Lab → · Contrast checker → · Palette generator →