#B540C8#B540C8

#B540C8 is a mid, highly saturated purple. Relative luminance 0.177; OKLCH L 58.9% C 0.218 H 321.8°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#B540C8
RGB	rgb(181, 64, 200)
HSL	hsl(292, 55%, 52%)
HSV	hsv(292, 68%, 78%)
CMYK	cmyk(9.5%, 68%, 0%, 21.6%)
CIE-LAB	lab(49.08, 64.80, -48.40)
CIE-LCH	lch(49.08, 80.88, 323.24°)
OKLab	oklab(58.92% 0.1715 -0.1351)
OKLCH	oklch(58.92% 0.218 321.8)
XYZ	xyz(31.3137, 17.6624, 56.3922)
Luminance	0.1766 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B540C8 #53C840

analogous

#7140C8 #B540C8 #C84097

triadic

#B540C8 #C8B540 #40C8B5

tetradic

#B540C8 #C87140 #53C840 #4097C8

square

#B540C8 #C87140 #53C840 #4097C8

split-complementary

#B540C8 #97C840 #40C871

monochromatic

#63206E #8E2D9D #B540C8 #C770D6 #DA9FE3

Accessibility & contrast

On white

4.63

#B540C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#B540C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #B540C8

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B540C8	#FFFFFF	#000000	##FFFFFF
##B540C8	1.00	4.63	4.53	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#126CCC

Deuteranopia (green-blind)

#5179C5

Tritanopia (blue-blind)

#B7587F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #b540c8;
/* rgb */ color: rgb(181, 64, 200);
/* oklch */ color: oklch(58.9% 0.218 321.8);

Tailwind

colors: {
  custom: {
    50: '#cf7ed9',
    500: '#b540c8',
    950: '#000000',
  },
}

SCSS

$custom: #b540c8;
$custom-light: #cf7ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#b540c8",
  "rgb": {
    "r": 181,
    "g": 64,
    "b": 200
  },
  "hsl": {
    "h": 291.618,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.58921,
    "c": 0.2183,
    "h": 321.8
  },
  "luminance": 0.17661
}

Semantic roles & 50–950 ramp

primary

#B540C8

secondary

#9CD094

accent

#DF495E

background

#FDF8FD

surface

#FAEFFA

border

#D3CAD3

text

#140B15

muted

#837C83

Preview Lab

Preview with #B540C8

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

Preview Lab → · Contrast checker → · Palette generator →