#B537A9#B537A9

#B537A9 is a mid, highly saturated purple. Relative luminance 0.154; OKLCH L 56.3% C 0.204 H 332.0°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#B537A9
RGB	rgb(181, 55, 169)
HSL	hsl(306, 53%, 46%)
HSV	hsv(306, 70%, 71%)
CMYK	cmyk(0%, 69.6%, 6.6%, 29%)
CIE-LAB	lab(46.21, 62.90, -34.84)
CIE-LCH	lch(46.21, 71.90, 331.01°)
OKLab	oklab(56.31% 0.1803 -0.0957)
OKLCH	oklch(56.31% 0.204 332)
XYZ	xyz(27.5837, 15.4229, 39.0526)
Luminance	0.1542 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B537A9 #37B543

analogous

#8237B5 #B537A9 #B5376A

triadic

#B537A9 #A9B537 #37A9B5

tetradic

#B537A9 #B58237 #37B543 #376AB5

square

#B537A9 #B58237 #37B543 #376AB5

split-complementary

#B537A9 #6AB537 #37B582

monochromatic

#571A51 #86297D #B537A9 #CD5CC3 #DC8BD4

Accessibility & contrast

On white

5.14

#B537A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#B537A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B537A9

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B537A9	#FFFFFF	#000000	##FFFFFF
##B537A9	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3062AC

Deuteranopia (green-blind)

#5E74A6

Tritanopia (blue-blind)

#BD446C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #b537a9;
/* rgb */ color: rgb(181, 55, 169);
/* oklch */ color: oklch(56.3% 0.204 332.0);

Tailwind

colors: {
  custom: {
    50: '#cf79c3',
    500: '#b537a9',
    950: '#000000',
  },
}

SCSS

$custom: #b537a9;
$custom-light: #cf79c3;
$custom-dark: #000000;

JSON

{
  "hex": "#b537a9",
  "rgb": {
    "r": 181,
    "g": 55,
    "b": 169
  },
  "hsl": {
    "h": 305.714,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.5631,
    "c": 0.20415,
    "h": 332
  },
  "luminance": 0.15421
}

Semantic roles & 50–950 ramp

primary

#B537A9

secondary

#82C688

accent

#DD594B

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#140A12

muted

#837C81

Preview Lab

Preview with #B537A9

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

Preview Lab → · Contrast checker → · Palette generator →