#B637B6#B637B6

#B637B6 is a mid, highly saturated purple. Relative luminance 0.161; OKLCH L 57.2% C 0.215 H 327.9°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#B637B6
RGB	rgb(182, 55, 182)
HSL	hsl(300, 54%, 46%)
HSV	hsv(300, 70%, 71%)
CMYK	cmyk(0%, 69.8%, 0%, 28.6%)
CIE-LAB	lab(47.05, 65.23, -41.16)
CIE-LCH	lch(47.05, 77.13, 327.75°)
OKLab	oklab(57.17% 0.1819 -0.1139)
OKLCH	oklch(57.17% 0.215 327.9)
XYZ	xyz(29.1007, 16.0569, 45.8135)
Luminance	0.1605 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B637B6 #37B637

analogous

#7737B6 #B637B6 #B63777

triadic

#B637B6 #B6B637 #37B6B6

tetradic

#B637B6 #B67737 #37B637 #3777B6

square

#B637B6 #B67737 #37B637 #3777B6

split-complementary

#B637B6 #77B637 #37B677

monochromatic

#581B58 #872987 #B637B6 #CE5CCE #DC8BDC

Accessibility & contrast

On white

4.99

#B637B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#B637B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B637B6

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B637B6	#FFFFFF	#000000	##FFFFFF
##B637B6	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2265BA

Deuteranopia (green-blind)

#5875B3

Tritanopia (blue-blind)

#BC4A73

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #b637b6;
/* rgb */ color: rgb(182, 55, 182);
/* oklch */ color: oklch(57.2% 0.215 327.9);

Tailwind

colors: {
  custom: {
    50: '#cf7acc',
    500: '#b637b6',
    950: '#000000',
  },
}

SCSS

$custom: #b637b6;
$custom-light: #cf7acc;
$custom-dark: #000000;

JSON

{
  "hex": "#b637b6",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 182
  },
  "hsl": {
    "h": 300,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.57167,
    "c": 0.21467,
    "h": 327.9
  },
  "luminance": 0.16055
}

Semantic roles & 50–950 ramp

primary

#B637B6

secondary

#82C682

accent

#DD4B4B

background

#FDF7FC

surface

#FAEEF9

border

#D3C9D2

text

#140A13

muted

#837C82

Preview Lab

Preview with #B637B6

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

Preview Lab → · Contrast checker → · Palette generator →