#B637A4#B637A4

#B637A4 is a mid, highly saturated purple. Relative luminance 0.154; OKLCH L 56.2% C 0.201 H 334.2°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#B637A4
RGB	rgb(182, 55, 164)
HSL	hsl(309, 54%, 46%)
HSV	hsv(309, 70%, 71%)
CMYK	cmyk(0%, 69.8%, 9.9%, 28.6%)
CIE-LAB	lab(46.12, 62.36, -32.00)
CIE-LCH	lch(46.12, 70.09, 332.84°)
OKLab	oklab(56.2% 0.181 -0.0875)
OKLCH	oklch(56.2% 0.201 334.2)
XYZ	xyz(27.3587, 15.3601, 36.6386)
Luminance	0.1536 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B637A4 #37B649

analogous

#8937B6 #B637A4 #B63765

triadic

#B637A4 #A4B637 #37A4B6

tetradic

#B637A4 #B68937 #37B649 #3765B6

square

#B637A4 #B68937 #37B649 #3765B6

split-complementary

#B637A4 #65B637 #37B689

monochromatic

#581B4F #87297A #B637A4 #CE5CBE #DC8BD1

Accessibility & contrast

On white

5.16

#B637A4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#B637A4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B637A4

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B637A4	#FFFFFF	#000000	##FFFFFF
##B637A4	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3561A7

Deuteranopia (green-blind)

#6174A1

Tritanopia (blue-blind)

#BF4269

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #b637a4;
/* rgb */ color: rgb(182, 55, 164);
/* oklch */ color: oklch(56.2% 0.201 334.2);

Tailwind

colors: {
  custom: {
    50: '#cf79bf',
    500: '#b637a4',
    950: '#000000',
  },
}

SCSS

$custom: #b637a4;
$custom-light: #cf79bf;
$custom-dark: #000000;

JSON

{
  "hex": "#b637a4",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 164
  },
  "hsl": {
    "h": 308.504,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.562,
    "c": 0.201,
    "h": 334.2
  },
  "luminance": 0.15358
}

Semantic roles & 50–950 ramp

primary

#B637A4

secondary

#82C68C

accent

#DD604B

background

#FDF7FB

surface

#FAEEF7

border

#D3C9D0

text

#140A12

muted

#837C81

Preview Lab

Preview with #B637A4

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

Preview Lab → · Contrast checker → · Palette generator →