#B337A9#B337A9

#B337A9 is a mid, highly saturated purple. Relative luminance 0.152; OKLCH L 56.0% C 0.203 H 331.4°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#B337A9
RGB	rgb(179, 55, 169)
HSL	hsl(305, 53%, 46%)
HSV	hsv(305, 69%, 70%)
CMYK	cmyk(0%, 69.3%, 5.6%, 29.8%)
CIE-LAB	lab(45.88, 62.42, -35.38)
CIE-LCH	lch(45.88, 71.75, 330.46°)
OKLab	oklab(56.01% 0.1782 -0.0973)
OKLCH	oklch(56.01% 0.203 331.4)
XYZ	xyz(27.1180, 15.1828, 39.0307)
Luminance	0.1518 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B337A9 #37B341

analogous

#7F37B3 #B337A9 #B3376B

triadic

#B337A9 #A9B337 #37A9B3

tetradic

#B337A9 #B37F37 #37B341 #376BB3

square

#B337A9 #B37F37 #37B341 #376BB3

split-complementary

#B337A9 #6BB337 #37B37F

monochromatic

#551A51 #84297D #B337A9 #CD5BC3 #DB8AD4

Accessibility & contrast

On white

5.20

#B337A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#B337A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B337A9

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B337A9	#FFFFFF	#000000	##FFFFFF
##B337A9	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E62AC

Deuteranopia (green-blind)

#5C73A6

Tritanopia (blue-blind)

#BA456C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #b337a9;
/* rgb */ color: rgb(179, 55, 169);
/* oklch */ color: oklch(56.0% 0.203 331.4);

Tailwind

colors: {
  custom: {
    50: '#cd79c3',
    500: '#b337a9',
    950: '#000000',
  },
}

SCSS

$custom: #b337a9;
$custom-light: #cd79c3;
$custom-dark: #000000;

JSON

{
  "hex": "#b337a9",
  "rgb": {
    "r": 179,
    "g": 55,
    "b": 169
  },
  "hsl": {
    "h": 304.839,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.56013,
    "c": 0.20305,
    "h": 331.4
  },
  "luminance": 0.15181
}

Semantic roles & 50–950 ramp

primary

#B337A9

secondary

#81C586

accent

#DC574B

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#140A12

muted

#837C81

Preview Lab

Preview with #B337A9

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

Preview Lab → · Contrast checker → · Palette generator →