#B537BB#B537BB

#B537BB is a mid, highly saturated purple. Relative luminance 0.161; OKLCH L 57.3% C 0.218 H 326.0°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#B537BB
RGB	rgb(181, 55, 187)
HSL	hsl(297, 55%, 47%)
HSV	hsv(297, 71%, 73%)
CMYK	cmyk(3.2%, 70.6%, 0%, 26.7%)
CIE-LAB	lab(47.17, 65.85, -43.91)
CIE-LCH	lch(47.17, 79.15, 326.30°)
OKLab	oklab(57.31% 0.1809 -0.122)
OKLCH	oklch(57.31% 0.218 326)
XYZ	xyz(29.3913, 16.1459, 48.5725)
Luminance	0.1614 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B537BB #3DBB37

analogous

#7337BB #B537BB #BB377F

triadic

#B537BB #BBB537 #37BBB5

tetradic

#B537BB #BB7337 #3DBB37 #377FBB

square

#B537BB #BB7337 #3DBB37 #377FBB

split-complementary

#B537BB #7FBB37 #37BB73

monochromatic

#591B5C #87298C #B537BB #CB5FD0 #DA8EDE

Accessibility & contrast

On white

4.97

#B537BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#B537BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B537BB

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B537BB	#FFFFFF	#000000	##FFFFFF
##B537BB	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1766BF

Deuteranopia (green-blind)

#5475B8

Tritanopia (blue-blind)

#BA4C76

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #b537bb;
/* rgb */ color: rgb(181, 55, 187);
/* oklch */ color: oklch(57.3% 0.218 326.0);

Tailwind

colors: {
  custom: {
    50: '#cf7ad0',
    500: '#b537bb',
    950: '#000000',
  },
}

SCSS

$custom: #b537bb;
$custom-light: #cf7ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#b537bb",
  "rgb": {
    "r": 181,
    "g": 55,
    "b": 187
  },
  "hsl": {
    "h": 297.273,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.57308,
    "c": 0.21814,
    "h": 326
  },
  "luminance": 0.16144
}

Semantic roles & 50–950 ramp

primary

#B537BB

secondary

#88C985

accent

#DE4A51

background

#FDF7FC

surface

#FAEEF9

border

#D3C9D2

text

#140A14

muted

#837C82

Preview Lab

Preview with #B537BB

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

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