#B637B5#B637B5

#B637B5 is a mid, highly saturated purple. Relative luminance 0.160; OKLCH L 57.1% C 0.214 H 328.3°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#B637B5
RGB	rgb(182, 55, 181)
HSL	hsl(300, 54%, 46%)
HSV	hsv(300, 70%, 71%)
CMYK	cmyk(0%, 69.8%, 0.5%, 28.6%)
CIE-LAB	lab(47.00, 65.07, -40.66)
CIE-LCH	lch(47.00, 76.73, 328.00°)
OKLab	oklab(57.11% 0.1819 -0.1125)
OKLCH	oklch(57.11% 0.214 328.3)
XYZ	xyz(28.9977, 16.0157, 45.2711)
Luminance	0.1601 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B637B5 #37B638

analogous

#7837B6 #B637B5 #B63776

triadic

#B637B5 #B5B637 #37B5B6

tetradic

#B637B5 #B67837 #37B638 #3776B6

square

#B637B5 #B67837 #37B638 #3776B6

split-complementary

#B637B5 #76B637 #37B678

monochromatic

#581B58 #872986 #B637B5 #CE5CCD #DC8BDB

Accessibility & contrast

On white

5.00

#B637B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#B637B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B637B5

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B637B5	#FFFFFF	#000000	##FFFFFF
##B637B5	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2365B9

Deuteranopia (green-blind)

#5975B2

Tritanopia (blue-blind)

#BC4972

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #b637b5;
/* rgb */ color: rgb(182, 55, 181);
/* oklch */ color: oklch(57.1% 0.214 328.3);

Tailwind

colors: {
  custom: {
    50: '#cf79cb',
    500: '#b637b5',
    950: '#000000',
  },
}

SCSS

$custom: #b637b5;
$custom-light: #cf79cb;
$custom-dark: #000000;

JSON

{
  "hex": "#b637b5",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 181
  },
  "hsl": {
    "h": 300.472,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.5711,
    "c": 0.21389,
    "h": 328.3
  },
  "luminance": 0.16014
}

Semantic roles & 50–950 ramp

primary

#B637B5

secondary

#82C683

accent

#DD4C4B

background

#FDF7FC

surface

#FAEEF9

border

#D3C9D2

text

#140A13

muted

#837C82

Preview Lab

Preview with #B637B5

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

Preview Lab → · Contrast checker → · Palette generator →