#B540D0#B540D0

#B540D0 is a mid, highly saturated purple. Relative luminance 0.180; OKLCH L 59.4% C 0.225 H 319.5°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#B540D0
RGB	rgb(181, 64, 208)
HSL	hsl(289, 61%, 53%)
HSV	hsv(289, 69%, 82%)
CMYK	cmyk(13%, 69.2%, 0%, 18.4%)
CIE-LAB	lab(49.55, 66.27, -52.25)
CIE-LCH	lch(49.55, 84.39, 321.74°)
OKLab	oklab(59.41% 0.1712 -0.1464)
OKLCH	oklch(59.41% 0.225 319.5)
XYZ	xyz(32.2732, 18.0462, 61.4456)
Luminance	0.1804 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B540D0 #5BD040

analogous

#6D40D0 #B540D0 #D040A3

triadic

#B540D0 #D0B540 #40D0B5

tetradic

#B540D0 #D06D40 #5BD040 #40A3D0

square

#B540D0 #D06D40 #5BD040 #40A3D0

split-complementary

#B540D0 #A3D040 #40D06D

monochromatic

#671E78 #912AA9 #B540D0 #C871DC #DBA2E8

Accessibility & contrast

On white

4.56

#B540D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#B540D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B540D0

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B540D0	#FFFFFF	#000000	##000000
##B540D0	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED4

Deuteranopia (green-blind)

#4B7ACD

Tritanopia (blue-blind)

#B55B84

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #b540d0;
/* rgb */ color: rgb(181, 64, 208);
/* oklch */ color: oklch(59.4% 0.225 319.5);

Tailwind

colors: {
  custom: {
    50: '#cf7fdf',
    500: '#b540d0',
    950: '#000000',
  },
}

SCSS

$custom: #b540d0;
$custom-light: #cf7fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#b540d0",
  "rgb": {
    "r": 181,
    "g": 64,
    "b": 208
  },
  "hsl": {
    "h": 288.75,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.59407,
    "c": 0.22521,
    "h": 319.5
  },
  "luminance": 0.18045
}

Semantic roles & 50–950 ramp

primary

#B540D0

secondary

#A3D597

accent

#E44462

background

#FDF8FD

surface

#FAEFFB

border

#D3CAD4

text

#140B15

muted

#837C83

Preview Lab

Preview with #B540D0

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

Preview Lab → · Contrast checker → · Palette generator →