#B31AA4#B31AA4

#B31AA4 is a mid, highly saturated purple. Relative luminance 0.130; OKLCH L 53.7% C 0.226 H 333.0°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B31AA4
RGB	rgb(179, 26, 164)
HSL	hsl(306, 75%, 40%)
HSV	hsv(306, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 8.4%, 29.8%)
CIE-LAB	lab(42.77, 69.83, -37.32)
CIE-LCH	lch(42.77, 79.18, 331.88°)
OKLab	oklab(53.7% 0.2019 -0.1027)
OKLCH	oklch(53.7% 0.226 333)
XYZ	xyz(25.6608, 13.0051, 36.2735)
Luminance	0.1300 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31AA4 #1AB329

analogous

#751AB3 #B31AA4 #B31A58

triadic

#B31AA4 #A4B31A #1AA4B3

tetradic

#B31AA4 #B3751A #1AB329 #1A58B3

square

#B31AA4 #B3751A #1AB329 #1A58B3

split-complementary

#B31AA4 #58B31A #1AB375

monochromatic

#480A42 #7E1273 #B31AA4 #E02ACE #E860DA

Accessibility & contrast

On white

5.83

#B31AA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B31AA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31AA4

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31AA4	#FFFFFF	#000000	##FFFFFF
##B31AA4	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B58A7

Deuteranopia (green-blind)

#556CA1

Tritanopia (blue-blind)

#BB3062

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b31aa4;
/* rgb */ color: rgb(179, 26, 164);
/* oklch */ color: oklch(53.7% 0.226 333.0);

Tailwind

colors: {
  custom: {
    50: '#ce6ebf',
    500: '#b31aa4',
    950: '#000000',
  },
}

SCSS

$custom: #b31aa4;
$custom-light: #ce6ebf;
$custom-dark: #000000;

JSON

{
  "hex": "#b31aa4",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 164
  },
  "hsl": {
    "h": 305.882,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.53698,
    "c": 0.22649,
    "h": 333
  },
  "luminance": 0.13003
}

Semantic roles & 50–950 ramp

primary

#B31AA4

secondary

#5DCC68

accent

#F14937

background

#FDF7FB

surface

#FAEDF7

border

#D3C8D0

text

#140812

muted

#837B81

Preview Lab

Preview with #B31AA4

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

Preview Lab → · Contrast checker → · Palette generator →