#B637C4#B637C4

#B637C4 is a mid, highly saturated purple. Relative luminance 0.167; OKLCH L 58.0% C 0.226 H 323.6°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#B637C4
RGB	rgb(182, 55, 196)
HSL	hsl(294, 56%, 49%)
HSV	hsv(294, 72%, 77%)
CMYK	cmyk(7.1%, 71.9%, 0%, 23.1%)
CIE-LAB	lab(47.83, 67.61, -48.07)
CIE-LCH	lch(47.83, 82.96, 324.59°)
OKLab	oklab(57.98% 0.1817 -0.1341)
OKLCH	oklch(57.98% 0.226 323.6)
XYZ	xyz(30.6205, 16.6648, 53.8176)
Luminance	0.1666 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B637C4 #45C437

analogous

#7037C4 #B637C4 #C4378B

triadic

#B637C4 #C4B637 #37C4B6

tetradic

#B637C4 #C47037 #45C437 #378BC4

square

#B637C4 #C47037 #45C437 #378BC4

split-complementary

#B637C4 #8BC437 #37C470

monochromatic

#5D1C64 #8A2A94 #B637C4 #C965D4 #D994E1

Accessibility & contrast

On white

4.85

#B637C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#B637C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B637C4

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B637C4	#FFFFFF	#000000	##FFFFFF
##B637C4	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068C8

Deuteranopia (green-blind)

#4F77C1

Tritanopia (blue-blind)

#B9507B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #b637c4;
/* rgb */ color: rgb(182, 55, 196);
/* oklch */ color: oklch(58.0% 0.226 323.6);

Tailwind

colors: {
  custom: {
    50: '#d07ad6',
    500: '#b637c4',
    950: '#000000',
  },
}

SCSS

$custom: #b637c4;
$custom-light: #d07ad6;
$custom-dark: #000000;

JSON

{
  "hex": "#b637c4",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 196
  },
  "hsl": {
    "h": 294.043,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.57983,
    "c": 0.22584,
    "h": 323.6
  },
  "luminance": 0.16663
}

Semantic roles & 50–950 ramp

primary

#B637C4

secondary

#91CC8B

accent

#DF4857

background

#FDF7FD

surface

#FAEEFA

border

#D3C9D3

text

#140A14

muted

#837C83

Preview Lab

Preview with #B637C4

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

Preview Lab → · Contrast checker → · Palette generator →