#B540B2#B540B2

#B540B2 is a mid, vivid purple. Relative luminance 0.167; OKLCH L 57.7% C 0.200 H 328.8°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#B540B2
RGB	rgb(181, 64, 178)
HSL	hsl(302, 48%, 48%)
HSV	hsv(302, 65%, 71%)
CMYK	cmyk(0%, 64.6%, 1.7%, 29%)
CIE-LAB	lab(47.89, 60.93, -37.50)
CIE-LCH	lch(47.89, 71.55, 328.39°)
OKLab	oklab(57.67% 0.1711 -0.1034)
OKLCH	oklch(57.67% 0.2 328.8)
XYZ	xyz(28.9250, 16.7069, 43.8121)
Luminance	0.1671 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B540B2 #40B543

analogous

#7D40B5 #B540B2 #B54078

triadic

#B540B2 #B2B540 #40B2B5

tetradic

#B540B2 #B57D40 #40B543 #4078B5

square

#B540B2 #B57D40 #40B543 #4078B5

split-complementary

#B540B2 #78B540 #40B57D

monochromatic

#5B2059 #883086 #B540B2 #CA68C7 #DA96D8

Accessibility & contrast

On white

4.84

#B540B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#B540B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B540B2

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B540B2	#FFFFFF	#000000	##FFFFFF
##B540B2	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3368B5

Deuteranopia (green-blind)

#5E77AF

Tritanopia (blue-blind)

#BB4F73

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b540b2;
/* rgb */ color: rgb(181, 64, 178);
/* oklch */ color: oklch(57.7% 0.200 328.8);

Tailwind

colors: {
  custom: {
    50: '#ce7ec9',
    500: '#b540b2',
    950: '#000000',
  },
}

SCSS

$custom: #b540b2;
$custom-light: #ce7ec9;
$custom-dark: #000000;

JSON

{
  "hex": "#b540b2",
  "rgb": {
    "r": 181,
    "g": 64,
    "b": 178
  },
  "hsl": {
    "h": 301.538,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.57673,
    "c": 0.1999,
    "h": 328.8
  },
  "luminance": 0.16705
}

Semantic roles & 50–950 ramp

primary

#B540B2

secondary

#8BC58D

accent

#D75450

background

#FDF8FC

surface

#FAEFF8

border

#D3CAD1

text

#140A13

muted

#837C82

Preview Lab

Preview with #B540B2

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

Preview Lab → · Contrast checker → · Palette generator →