#B337BB#B337BB

#B337BB is a mid, highly saturated purple. Relative luminance 0.159; OKLCH L 57.0% C 0.217 H 325.3°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#B337BB
RGB	rgb(179, 55, 187)
HSL	hsl(296, 55%, 47%)
HSV	hsv(296, 71%, 73%)
CMYK	cmyk(4.3%, 70.6%, 0%, 26.7%)
CIE-LAB	lab(46.85, 65.41, -44.43)
CIE-LCH	lch(46.85, 79.07, 325.81°)
OKLab	oklab(57.02% 0.1787 -0.1235)
OKLCH	oklch(57.02% 0.217 325.3)
XYZ	xyz(28.9256, 15.9058, 48.5507)
Luminance	0.1590 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B337BB #3FBB37

analogous

#7137BB #B337BB #BB3781

triadic

#B337BB #BBB337 #37BBB3

tetradic

#B337BB #BB7137 #3FBB37 #3781BB

square

#B337BB #BB7137 #3FBB37 #3781BB

split-complementary

#B337BB #81BB37 #37BB71

monochromatic

#581B5C #86298C #B337BB #C95FD0 #D98EDE

Accessibility & contrast

On white

5.02

#B337BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#B337BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B337BB

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B337BB	#FFFFFF	#000000	##FFFFFF
##B337BB	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1465BF

Deuteranopia (green-blind)

#5274B8

Tritanopia (blue-blind)

#B74D76

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #b337bb;
/* rgb */ color: rgb(179, 55, 187);
/* oklch */ color: oklch(57.0% 0.217 325.3);

Tailwind

colors: {
  custom: {
    50: '#cd79d0',
    500: '#b337bb',
    950: '#000000',
  },
}

SCSS

$custom: #b337bb;
$custom-light: #cd79d0;
$custom-dark: #000000;

JSON

{
  "hex": "#b337bb",
  "rgb": {
    "r": 179,
    "g": 55,
    "b": 187
  },
  "hsl": {
    "h": 296.364,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.57021,
    "c": 0.21721,
    "h": 325.3
  },
  "luminance": 0.15904
}

Semantic roles & 50–950 ramp

primary

#B337BB

secondary

#89C985

accent

#DE4A53

background

#FDF7FC

surface

#FAEEF9

border

#D3C9D2

text

#140A14

muted

#837C82

Preview Lab

Preview with #B337BB

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

Preview Lab → · Contrast checker → · Palette generator →