#B540A3#B540A3

#B540A3 is a mid, vivid purple. Relative luminance 0.161; OKLCH L 56.9% C 0.188 H 334.4°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#B540A3
RGB	rgb(181, 64, 163)
HSL	hsl(309, 48%, 48%)
HSV	hsv(309, 65%, 71%)
CMYK	cmyk(0%, 64.6%, 9.9%, 29%)
CIE-LAB	lab(47.15, 58.49, -29.81)
CIE-LCH	lch(47.15, 65.64, 333.00°)
OKLab	oklab(56.9% 0.1696 -0.0813)
OKLCH	oklch(56.9% 0.188 334.4)
XYZ	xyz(27.5005, 16.1371, 36.3096)
Luminance	0.1613 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B540A3 #40B552

analogous

#8C40B5 #B540A3 #B54068

triadic

#B540A3 #A3B540 #40A3B5

tetradic

#B540A3 #B58C40 #40B552 #4068B5

square

#B540A3 #B58C40 #40B552 #4068B5

split-complementary

#B540A3 #68B540 #40B58C

monochromatic

#5B2052 #88307A #B540A3 #CA68BB #DA96CF

Accessibility & contrast

On white

4.97

#B540A3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#B540A3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B540A3

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B540A3	#FFFFFF	#000000	##FFFFFF
##B540A3	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)

#3F65A6

Deuteranopia (green-blind)

#6576A0

Tritanopia (blue-blind)

#BD486C

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #b540a3;
/* rgb */ color: rgb(181, 64, 163);
/* oklch */ color: oklch(56.9% 0.188 334.4);

Tailwind

colors: {
  custom: {
    50: '#ce7dbe',
    500: '#b540a3',
    950: '#000000',
  },
}

SCSS

$custom: #b540a3;
$custom-light: #ce7dbe;
$custom-dark: #000000;

JSON

{
  "hex": "#b540a3",
  "rgb": {
    "r": 181,
    "g": 64,
    "b": 163
  },
  "hsl": {
    "h": 309.231,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.569,
    "c": 0.18811,
    "h": 334.4
  },
  "luminance": 0.16135
}

Semantic roles & 50–950 ramp

primary

#B540A3

secondary

#8BC594

accent

#D76550

background

#FDF8FB

surface

#FAEFF7

border

#D3CAD0

text

#140A12

muted

#837C81

Preview Lab

Preview with #B540A3

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

Preview Lab → · Contrast checker → · Palette generator →