#B637C7#B637C7

#B637C7 is a mid, highly saturated purple. Relative luminance 0.168; OKLCH L 58.2% C 0.228 H 322.7°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#B637C7
RGB	rgb(182, 55, 199)
HSL	hsl(293, 57%, 50%)
HSV	hsv(293, 72%, 78%)
CMYK	cmyk(8.5%, 72.4%, 0%, 22%)
CIE-LAB	lab(48.01, 68.14, -49.53)
CIE-LCH	lch(48.01, 84.24, 323.99°)
OKLab	oklab(58.16% 0.1816 -0.1383)
OKLCH	oklch(58.16% 0.228 322.7)
XYZ	xyz(30.9654, 16.8028, 55.6340)
Luminance	0.1680 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B637C7 #48C737

analogous

#6E37C7 #B637C7 #C73790

triadic

#B637C7 #C7B637 #37C7B6

tetradic

#B637C7 #C76E37 #48C737 #3790C7

square

#B637C7 #C76E37 #48C737 #3790C7

split-complementary

#B637C7 #90C737 #37C76E

monochromatic

#5E1C67 #8A2A97 #B637C7 #C866D5 #D996E2

Accessibility & contrast

On white

4.82

#B637C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#B637C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B637C7

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B637C7	#FFFFFF	#000000	##FFFFFF
##B637C7	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CB

Deuteranopia (green-blind)

#4D77C4

Tritanopia (blue-blind)

#B9517C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b637c7;
/* rgb */ color: rgb(182, 55, 199);
/* oklch */ color: oklch(58.2% 0.228 322.7);

Tailwind

colors: {
  custom: {
    50: '#d07ad9',
    500: '#b637c7',
    950: '#000000',
  },
}

SCSS

$custom: #b637c7;
$custom-light: #d07ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#b637c7",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 199
  },
  "hsl": {
    "h": 292.917,
    "s": 56.693,
    "l": 49.804
  },
  "oklch": {
    "l": 0.58164,
    "c": 0.22827,
    "h": 322.7
  },
  "luminance": 0.16801
}

Semantic roles & 50–950 ramp

primary

#B637C7

secondary

#94CD8C

accent

#E0485A

background

#FDF7FD

surface

#FAEEFA

border

#D3C9D3

text

#140A15

muted

#837C83

Preview Lab

Preview with #B637C7

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

Preview Lab → · Contrast checker → · Palette generator →