#B537B4#B537B4

#B537B4 is a mid, highly saturated purple. Relative luminance 0.159; OKLCH L 56.9% C 0.213 H 328.3°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#B537B4
RGB	rgb(181, 55, 180)
HSL	hsl(300, 53%, 46%)
HSV	hsv(300, 70%, 71%)
CMYK	cmyk(0%, 69.6%, 0.6%, 29%)
CIE-LAB	lab(46.78, 64.68, -40.42)
CIE-LCH	lch(46.78, 76.27, 327.99°)
OKLab	oklab(56.91% 0.1808 -0.1118)
OKLCH	oklch(56.91% 0.213 328.3)
XYZ	xyz(28.6601, 15.8535, 44.7217)
Luminance	0.1585 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B537B4 #37B538

analogous

#7737B5 #B537B4 #B53775

triadic

#B537B4 #B4B537 #37B4B5

tetradic

#B537B4 #B57737 #37B538 #3775B5

square

#B537B4 #B57737 #37B538 #3775B5

split-complementary

#B537B4 #75B537 #37B577

monochromatic

#571A57 #862985 #B537B4 #CD5CCD #DC8BDB

Accessibility & contrast

On white

5.04

#B537B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#B537B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B537B4

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B537B4	#FFFFFF	#000000	##FFFFFF
##B537B4	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2364B8

Deuteranopia (green-blind)

#5875B1

Tritanopia (blue-blind)

#BB4972

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #b537b4;
/* rgb */ color: rgb(181, 55, 180);
/* oklch */ color: oklch(56.9% 0.213 328.3);

Tailwind

colors: {
  custom: {
    50: '#cf79cb',
    500: '#b537b4',
    950: '#000000',
  },
}

SCSS

$custom: #b537b4;
$custom-light: #cf79cb;
$custom-dark: #000000;

JSON

{
  "hex": "#b537b4",
  "rgb": {
    "r": 181,
    "g": 55,
    "b": 180
  },
  "hsl": {
    "h": 300.476,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.56909,
    "c": 0.21261,
    "h": 328.3
  },
  "luminance": 0.15851
}

Semantic roles & 50–950 ramp

primary

#B537B4

secondary

#82C682

accent

#DD4C4B

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#140A13

muted

#837C82

Preview Lab

Preview with #B537B4

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

Preview Lab → · Contrast checker → · Palette generator →