#B537A8#B537A8

#B537A8 is a mid, highly saturated purple. Relative luminance 0.154; OKLCH L 56.3% C 0.203 H 332.4°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#B537A8
RGB	rgb(181, 55, 168)
HSL	hsl(306, 53%, 46%)
HSV	hsv(306, 70%, 71%)
CMYK	cmyk(0%, 69.6%, 7.2%, 29%)
CIE-LAB	lab(46.16, 62.74, -34.33)
CIE-LCH	lch(46.16, 71.52, 331.31°)
OKLab	oklab(56.26% 0.1803 -0.0942)
OKLCH	oklch(56.26% 0.203 332.4)
XYZ	xyz(27.4902, 15.3855, 38.5600)
Luminance	0.1538 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B537A8 #37B544

analogous

#8337B5 #B537A8 #B53769

triadic

#B537A8 #A8B537 #37A8B5

tetradic

#B537A8 #B58337 #37B544 #3769B5

square

#B537A8 #B58337 #37B544 #3769B5

split-complementary

#B537A8 #69B537 #37B583

monochromatic

#571A51 #86297C #B537A8 #CD5CC2 #DC8BD3

Accessibility & contrast

On white

5.15

#B537A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#B537A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B537A8

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B537A8	#FFFFFF	#000000	##FFFFFF
##B537A8	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3162AB

Deuteranopia (green-blind)

#5F74A5

Tritanopia (blue-blind)

#BD446B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #b537a8;
/* rgb */ color: rgb(181, 55, 168);
/* oklch */ color: oklch(56.3% 0.203 332.4);

Tailwind

colors: {
  custom: {
    50: '#cf79c2',
    500: '#b537a8',
    950: '#000000',
  },
}

SCSS

$custom: #b537a8;
$custom-light: #cf79c2;
$custom-dark: #000000;

JSON

{
  "hex": "#b537a8",
  "rgb": {
    "r": 181,
    "g": 55,
    "b": 168
  },
  "hsl": {
    "h": 306.19,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.56257,
    "c": 0.2034,
    "h": 332.4
  },
  "luminance": 0.15383
}

Semantic roles & 50–950 ramp

primary

#B537A8

secondary

#82C689

accent

#DD5A4B

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#140A12

muted

#837C81

Preview Lab

Preview with #B537A8

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

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