#B537AC#B537AC

#B537AC is a mid, highly saturated purple. Relative luminance 0.155; OKLCH L 56.5% C 0.206 H 331.0°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#B537AC
RGB	rgb(181, 55, 172)
HSL	hsl(304, 53%, 46%)
HSV	hsv(304, 70%, 71%)
CMYK	cmyk(0%, 69.6%, 5%, 29%)
CIE-LAB	lab(46.36, 63.37, -36.38)
CIE-LCH	lch(46.36, 73.07, 330.14°)
OKLab	oklab(56.47% 0.1805 -0.1001)
OKLCH	oklch(56.47% 0.206 331)
XYZ	xyz(27.8686, 15.5368, 40.5528)
Luminance	0.1553 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B537AC #37B540

analogous

#7F37B5 #B537AC #B5376D

triadic

#B537AC #ACB537 #37ACB5

tetradic

#B537AC #B57F37 #37B540 #376DB5

square

#B537AC #B57F37 #37B540 #376DB5

split-complementary

#B537AC #6DB537 #37B57F

monochromatic

#571A53 #86297F #B537AC #CD5CC5 #DC8BD6

Accessibility & contrast

On white

5.11

#B537AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#B537AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B537AC

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B537AC	#FFFFFF	#000000	##FFFFFF
##B537AC	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D63AF

Deuteranopia (green-blind)

#5D74A9

Tritanopia (blue-blind)

#BC456D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #b537ac;
/* rgb */ color: rgb(181, 55, 172);
/* oklch */ color: oklch(56.5% 0.206 331.0);

Tailwind

colors: {
  custom: {
    50: '#cf79c5',
    500: '#b537ac',
    950: '#000000',
  },
}

SCSS

$custom: #b537ac;
$custom-light: #cf79c5;
$custom-dark: #000000;

JSON

{
  "hex": "#b537ac",
  "rgb": {
    "r": 181,
    "g": 55,
    "b": 172
  },
  "hsl": {
    "h": 304.286,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.5647,
    "c": 0.20642,
    "h": 331
  },
  "luminance": 0.15535
}

Semantic roles & 50–950 ramp

primary

#B537AC

secondary

#82C687

accent

#DD554B

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#140A13

muted

#837C82

Preview Lab

Preview with #B537AC

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

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