#B637B2#B637B2

#B637B2 is a mid, highly saturated purple. Relative luminance 0.159; OKLCH L 56.9% C 0.212 H 329.3°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#B637B2
RGB	rgb(182, 55, 178)
HSL	hsl(302, 54%, 46%)
HSV	hsv(302, 70%, 71%)
CMYK	cmyk(0%, 69.8%, 2.2%, 28.6%)
CIE-LAB	lab(46.84, 64.58, -39.15)
CIE-LCH	lch(46.84, 75.52, 328.77°)
OKLab	oklab(56.94% 0.1818 -0.1081)
OKLCH	oklch(56.94% 0.212 329.3)
XYZ	xyz(28.6932, 15.8939, 43.6674)
Luminance	0.1589 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B637B2 #37B63B

analogous

#7B37B6 #B637B2 #B63773

triadic

#B637B2 #B2B637 #37B2B6

tetradic

#B637B2 #B67B37 #37B63B #3773B6

square

#B637B2 #B67B37 #37B63B #3773B6

split-complementary

#B637B2 #73B637 #37B67B

monochromatic

#581B56 #872984 #B637B2 #CE5CCA #DC8BDA

Accessibility & contrast

On white

5.03

#B637B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#B637B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B637B2

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B637B2	#FFFFFF	#000000	##FFFFFF
##B637B2	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2764B5

Deuteranopia (green-blind)

#5A75AF

Tritanopia (blue-blind)

#BC4871

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #b637b2;
/* rgb */ color: rgb(182, 55, 178);
/* oklch */ color: oklch(56.9% 0.212 329.3);

Tailwind

colors: {
  custom: {
    50: '#cf79c9',
    500: '#b637b2',
    950: '#000000',
  },
}

SCSS

$custom: #b637b2;
$custom-light: #cf79c9;
$custom-dark: #000000;

JSON

{
  "hex": "#b637b2",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 178
  },
  "hsl": {
    "h": 301.89,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.56944,
    "c": 0.21156,
    "h": 329.3
  },
  "luminance": 0.15892
}

Semantic roles & 50–950 ramp

primary

#B637B2

secondary

#82C685

accent

#DD4F4B

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#140A13

muted

#837C82

Preview Lab

Preview with #B637B2

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

Preview Lab → · Contrast checker → · Palette generator →