#B540A7#B540A7

#B540A7 is a mid, vivid purple. Relative luminance 0.163; OKLCH L 57.1% C 0.191 H 332.8°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#B540A7
RGB	rgb(181, 64, 167)
HSL	hsl(307, 48%, 48%)
HSV	hsv(307, 65%, 71%)
CMYK	cmyk(0%, 64.6%, 7.7%, 29%)
CIE-LAB	lab(47.34, 59.12, -31.88)
CIE-LCH	lch(47.34, 67.17, 331.67°)
OKLab	oklab(57.1% 0.1701 -0.0872)
OKLCH	oklch(57.1% 0.191 332.8)
XYZ	xyz(27.8646, 16.2827, 38.2270)
Luminance	0.1628 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B540A7 #40B54E

analogous

#8840B5 #B540A7 #B5406D

triadic

#B540A7 #A7B540 #40A7B5

tetradic

#B540A7 #B58840 #40B54E #406DB5

square

#B540A7 #B58840 #40B54E #406DB5

split-complementary

#B540A7 #6DB540 #40B588

monochromatic

#5B2054 #88307D #B540A7 #CA68BE #DA96D2

Accessibility & contrast

On white

4.93

#B540A7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#B540A7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B540A7

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B540A7	#FFFFFF	#000000	##FFFFFF
##B540A7	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C66AA

Deuteranopia (green-blind)

#6376A4

Tritanopia (blue-blind)

#BD4A6E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #b540a7;
/* rgb */ color: rgb(181, 64, 167);
/* oklch */ color: oklch(57.1% 0.191 332.8);

Tailwind

colors: {
  custom: {
    50: '#ce7dc1',
    500: '#b540a7',
    950: '#000000',
  },
}

SCSS

$custom: #b540a7;
$custom-light: #ce7dc1;
$custom-dark: #000000;

JSON

{
  "hex": "#b540a7",
  "rgb": {
    "r": 181,
    "g": 64,
    "b": 167
  },
  "hsl": {
    "h": 307.179,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.571,
    "c": 0.19117,
    "h": 332.8
  },
  "luminance": 0.16281
}

Semantic roles & 50–950 ramp

primary

#B540A7

secondary

#8BC592

accent

#D76150

background

#FDF8FB

surface

#FAEFF7

border

#D3CAD0

text

#140A12

muted

#837C81

Preview Lab

Preview with #B540A7

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

Preview Lab → · Contrast checker → · Palette generator →