#B540C5#B540C5

#B540C5 is a mid, highly saturated purple. Relative luminance 0.175; OKLCH L 58.7% C 0.216 H 322.7°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#B540C5
RGB	rgb(181, 64, 197)
HSL	hsl(293, 53%, 51%)
HSV	hsv(293, 68%, 77%)
CMYK	cmyk(8.1%, 67.5%, 0%, 22.7%)
CIE-LAB	lab(48.91, 64.25, -46.94)
CIE-LCH	lch(48.91, 79.57, 323.85°)
OKLab	oklab(58.74% 0.1715 -0.1308)
OKLCH	oklch(58.74% 0.216 322.7)
XYZ	xyz(30.9665, 17.5235, 54.5638)
Luminance	0.1752 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B540C5 #50C540

analogous

#7240C5 #B540C5 #C54092

triadic

#B540C5 #C5B540 #40C5B5

tetradic

#B540C5 #C57240 #50C540 #4092C5

square

#B540C5 #C57240 #50C540 #4092C5

split-complementary

#B540C5 #92C540 #40C572

monochromatic

#61206A #8C2F99 #B540C5 #C76FD3 #D99EE2

Accessibility & contrast

On white

4.66

#B540C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#B540C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #B540C5

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B540C5	#FFFFFF	#000000	##FFFFFF
##B540C5	1.00	4.66	4.50	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#196CC9

Deuteranopia (green-blind)

#5379C2

Tritanopia (blue-blind)

#B7567E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #b540c5;
/* rgb */ color: rgb(181, 64, 197);
/* oklch */ color: oklch(58.7% 0.216 322.7);

Tailwind

colors: {
  custom: {
    50: '#cf7ed7',
    500: '#b540c5',
    950: '#000000',
  },
}

SCSS

$custom: #b540c5;
$custom-light: #cf7ed7;
$custom-dark: #000000;

JSON

{
  "hex": "#b540c5",
  "rgb": {
    "r": 181,
    "g": 64,
    "b": 197
  },
  "hsl": {
    "h": 292.782,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.58743,
    "c": 0.21574,
    "h": 322.7
  },
  "luminance": 0.17522
}

Semantic roles & 50–950 ramp

primary

#B540C5

secondary

#9ACE93

accent

#DD4B5D

background

#FDF8FD

surface

#FAEFFA

border

#D3CAD3

text

#140B14

muted

#837C83

Preview Lab

Preview with #B540C5

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

Preview Lab → · Contrast checker → · Palette generator →