#B337B3#B337B3

#B337B3 is a mid, highly saturated purple. Relative luminance 0.156; OKLCH L 56.6% C 0.211 H 327.9°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#B337B3
RGB	rgb(179, 55, 179)
HSL	hsl(300, 53%, 46%)
HSV	hsv(300, 69%, 70%)
CMYK	cmyk(0%, 69.3%, 0%, 29.8%)
CIE-LAB	lab(46.41, 64.06, -40.45)
CIE-LCH	lch(46.41, 75.76, 327.73°)
OKLab	oklab(56.56% 0.1786 -0.1119)
OKLCH	oklch(56.56% 0.211 327.9)
XYZ	xyz(28.0929, 15.5727, 44.1653)
Luminance	0.1557 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B337B3 #37B337

analogous

#7537B3 #B337B3 #B33775

triadic

#B337B3 #B3B337 #37B3B3

tetradic

#B337B3 #B37537 #37B337 #3775B3

square

#B337B3 #B37537 #37B337 #3775B3

split-complementary

#B337B3 #75B337 #37B375

monochromatic

#551A55 #842984 #B337B3 #CD5BCD #DB8ADB

Accessibility & contrast

On white

5.10

#B337B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#B337B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B337B3

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B337B3	#FFFFFF	#000000	##FFFFFF
##B337B3	1.00	5.10	4.11	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2364B6

Deuteranopia (green-blind)

#5774B0

Tritanopia (blue-blind)

#B94971

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #b337b3;
/* rgb */ color: rgb(179, 55, 179);
/* oklch */ color: oklch(56.6% 0.211 327.9);

Tailwind

colors: {
  custom: {
    50: '#cd79ca',
    500: '#b337b3',
    950: '#000000',
  },
}

SCSS

$custom: #b337b3;
$custom-light: #cd79ca;
$custom-dark: #000000;

JSON

{
  "hex": "#b337b3",
  "rgb": {
    "r": 179,
    "g": 55,
    "b": 179
  },
  "hsl": {
    "h": 300,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.56561,
    "c": 0.21082,
    "h": 327.9
  },
  "luminance": 0.15571
}

Semantic roles & 50–950 ramp

primary

#B337B3

secondary

#81C581

accent

#DC4B4B

background

#FDF7FC

surface

#FAEEF8

border

#D3C9D1

text

#140A13

muted

#837C82

Preview Lab

Preview with #B337B3

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

Preview Lab → · Contrast checker → · Palette generator →