#B337B0#B337B0

#B337B0 is a mid, highly saturated purple. Relative luminance 0.155; OKLCH L 56.4% C 0.208 H 328.9°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#B337B0
RGB	rgb(179, 55, 176)
HSL	hsl(301, 53%, 46%)
HSV	hsv(301, 69%, 70%)
CMYK	cmyk(0%, 69.3%, 1.7%, 29.8%)
CIE-LAB	lab(46.25, 63.56, -38.94)
CIE-LCH	lch(46.25, 74.54, 328.51°)
OKLab	oklab(56.39% 0.1786 -0.1076)
OKLCH	oklch(56.39% 0.208 328.9)
XYZ	xyz(27.7928, 15.4527, 42.5847)
Luminance	0.1545 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B337B0 #37B33A

analogous

#7837B3 #B337B0 #B33772

triadic

#B337B0 #B0B337 #37B0B3

tetradic

#B337B0 #B37837 #37B33A #3772B3

square

#B337B0 #B37837 #37B33A #3772B3

split-complementary

#B337B0 #72B337 #37B378

monochromatic

#551A54 #842982 #B337B0 #CD5BCA #DB8AD9

Accessibility & contrast

On white

5.13

#B337B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#B337B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B337B0

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B337B0	#FFFFFF	#000000	##FFFFFF
##B337B0	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2763B3

Deuteranopia (green-blind)

#5973AD

Tritanopia (blue-blind)

#B9486F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #b337b0;
/* rgb */ color: rgb(179, 55, 176);
/* oklch */ color: oklch(56.4% 0.208 328.9);

Tailwind

colors: {
  custom: {
    50: '#cd79c8',
    500: '#b337b0',
    950: '#000000',
  },
}

SCSS

$custom: #b337b0;
$custom-light: #cd79c8;
$custom-dark: #000000;

JSON

{
  "hex": "#b337b0",
  "rgb": {
    "r": 179,
    "g": 55,
    "b": 176
  },
  "hsl": {
    "h": 301.452,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.56394,
    "c": 0.20846,
    "h": 328.9
  },
  "luminance": 0.15451
}

Semantic roles & 50–950 ramp

primary

#B337B0

secondary

#81C582

accent

#DC4F4B

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#140A13

muted

#837C82

Preview Lab

Preview with #B337B0

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

Preview Lab → · Contrast checker → · Palette generator →