#B531BB#B531BB

#B531BB is a mid, highly saturated purple. Relative luminance 0.156; OKLCH L 56.8% C 0.225 H 326.1°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#B531BB
RGB	rgb(181, 49, 187)
HSL	hsl(297, 58%, 46%)
HSV	hsv(297, 74%, 73%)
CMYK	cmyk(3.2%, 73.8%, 0%, 26.7%)
CIE-LAB	lab(46.46, 67.86, -45.04)
CIE-LCH	lch(46.46, 81.45, 326.43°)
OKLab	oklab(56.8% 0.1865 -0.1252)
OKLCH	oklch(56.8% 0.225 326.1)
XYZ	xyz(29.1234, 15.6102, 48.4832)
Luminance	0.1561 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B531BB #37BB31

analogous

#7031BB #B531BB #BB317C

triadic

#B531BB #BBB531 #31BBB5

tetradic

#B531BB #BB7031 #37BB31 #317CBB

square

#B531BB #BB7031 #37BB31 #317CBB

split-complementary

#B531BB #7CBB31 #31BB70

monochromatic

#57185A #86248B #B531BB #CD56D3 #DC87E0

Accessibility & contrast

On white

5.10

#B531BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#B531BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B531BB

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B531BB	#FFFFFF	#000000	##FFFFFF
##B531BB	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0364BF

Deuteranopia (green-blind)

#5174B8

Tritanopia (blue-blind)

#BA4874

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #b531bb;
/* rgb */ color: rgb(181, 49, 187);
/* oklch */ color: oklch(56.8% 0.225 326.1);

Tailwind

colors: {
  custom: {
    50: '#cf77d0',
    500: '#b531bb',
    950: '#000000',
  },
}

SCSS

$custom: #b531bb;
$custom-light: #cf77d0;
$custom-dark: #000000;

JSON

{
  "hex": "#b531bb",
  "rgb": {
    "r": 181,
    "g": 49,
    "b": 187
  },
  "hsl": {
    "h": 297.391,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.56803,
    "c": 0.22461,
    "h": 326.1
  },
  "luminance": 0.15608
}

Semantic roles & 50–950 ramp

primary

#B531BB

secondary

#82C97F

accent

#E2464D

background

#FDF7FC

surface

#FAEEF9

border

#D3C9D2

text

#140A14

muted

#837C82

Preview Lab

Preview with #B531BB

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

Preview Lab → · Contrast checker → · Palette generator →