#B637B4#B637B4

#B637B4 is a mid, highly saturated purple. Relative luminance 0.160; OKLCH L 57.1% C 0.213 H 328.6°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#B637B4
RGB	rgb(182, 55, 180)
HSL	hsl(301, 54%, 46%)
HSV	hsv(301, 70%, 71%)
CMYK	cmyk(0%, 69.8%, 1.1%, 28.6%)
CIE-LAB	lab(46.94, 64.90, -40.16)
CIE-LCH	lch(46.94, 76.32, 328.25°)
OKLab	oklab(57.06% 0.1819 -0.111)
OKLCH	oklch(57.06% 0.213 328.6)
XYZ	xyz(28.8955, 15.9748, 44.7327)
Luminance	0.1597 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B637B4 #37B639

analogous

#7937B6 #B637B4 #B63775

triadic

#B637B4 #B4B637 #37B4B6

tetradic

#B637B4 #B67937 #37B639 #3775B6

square

#B637B4 #B67937 #37B639 #3775B6

split-complementary

#B637B4 #75B637 #37B679

monochromatic

#581B57 #872986 #B637B4 #CE5CCC #DC8BDB

Accessibility & contrast

On white

5.01

#B637B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#B637B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B637B4

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B637B4	#FFFFFF	#000000	##FFFFFF
##B637B4	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2465B8

Deuteranopia (green-blind)

#5975B1

Tritanopia (blue-blind)

#BC4972

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #b637b4;
/* rgb */ color: rgb(182, 55, 180);
/* oklch */ color: oklch(57.1% 0.213 328.6);

Tailwind

colors: {
  custom: {
    50: '#cf79cb',
    500: '#b637b4',
    950: '#000000',
  },
}

SCSS

$custom: #b637b4;
$custom-light: #cf79cb;
$custom-dark: #000000;

JSON

{
  "hex": "#b637b4",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 180
  },
  "hsl": {
    "h": 300.945,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.57055,
    "c": 0.21311,
    "h": 328.6
  },
  "luminance": 0.15973
}

Semantic roles & 50–950 ramp

primary

#B637B4

secondary

#82C683

accent

#DD4D4B

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#140A13

muted

#837C82

Preview Lab

Preview with #B637B4

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

Preview Lab → · Contrast checker → · Palette generator →