#A540C9#A540C9

#A540C9 is a mid, highly saturated purple. Relative luminance 0.159; OKLCH L 56.8% C 0.213 H 315.8°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#A540C9
RGB	rgb(165, 64, 201)
HSL	hsl(284, 56%, 52%)
HSV	hsv(284, 68%, 79%)
CMYK	cmyk(17.9%, 68.2%, 0%, 21.2%)
CIE-LAB	lab(46.82, 61.48, -52.73)
CIE-LCH	lch(46.82, 80.99, 319.38°)
OKLab	oklab(56.85% 0.1524 -0.1482)
OKLCH	oklch(56.85% 0.213 315.8)
XYZ	xyz(27.8914, 15.8842, 56.8438)
Luminance	0.1588 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A540C9 #64C940

analogous

#6140C9 #A540C9 #C940A8

triadic

#A540C9 #C9A540 #40C9A5

tetradic

#A540C9 #C96140 #64C940 #40A8C9

square

#A540C9 #C96140 #64C940 #40A8C9

split-complementary

#A540C9 #A8C940 #40C961

monochromatic

#5A1F6F #812D9F #A540C9 #BB70D6 #D29FE4

Accessibility & contrast

On white

5.03

#A540C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#A540C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A540C9

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A540C9	#FFFFFF	#000000	##FFFFFF
##A540C9	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CD

Deuteranopia (green-blind)

#3F72C6

Tritanopia (blue-blind)

#A35B80

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #a540c9;
/* rgb */ color: rgb(165, 64, 201);
/* oklch */ color: oklch(56.8% 0.213 315.8);

Tailwind

colors: {
  custom: {
    50: '#c37dda',
    500: '#a540c9',
    950: '#000000',
  },
}

SCSS

$custom: #a540c9;
$custom-light: #c37dda;
$custom-dark: #000000;

JSON

{
  "hex": "#a540c9",
  "rgb": {
    "r": 165,
    "g": 64,
    "b": 201
  },
  "hsl": {
    "h": 284.234,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.56847,
    "c": 0.2126,
    "h": 315.8
  },
  "luminance": 0.15883
}

Semantic roles & 50–950 ramp

primary

#A540C9

secondary

#A4D094

accent

#DF4970

background

#FCF7FD

surface

#F8EEFB

border

#D1C9D4

text

#130A15

muted

#827C83

Preview Lab

Preview with #A540C9

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

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