#A540B7#A540B7

#A540B7 is a mid, vivid purple. Relative luminance 0.151; OKLCH L 55.7% C 0.196 H 321.3°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#A540B7
RGB	rgb(165, 64, 183)
HSL	hsl(291, 48%, 48%)
HSV	hsv(291, 65%, 72%)
CMYK	cmyk(9.8%, 65%, 0%, 28.2%)
CIE-LAB	lab(45.75, 57.97, -43.97)
CIE-LCH	lch(45.75, 72.76, 322.82°)
OKLab	oklab(55.73% 0.153 -0.1226)
OKLCH	oklch(55.73% 0.196 321.3)
XYZ	xyz(25.8967, 15.0863, 46.3384)
Luminance	0.1509 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A540B7 #52B740

analogous

#6940B7 #A540B7 #B7408D

triadic

#A540B7 #B7A540 #40B7A5

tetradic

#A540B7 #B76940 #52B740 #408DB7

square

#A540B7 #B76940 #52B740 #408DB7

split-complementary

#A540B7 #8DB740 #40B769

monochromatic

#53205C #7C308A #A540B7 #BC69CB #D097DB

Accessibility & contrast

On white

5.23

#A540B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#A540B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A540B7

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A540B7	#FFFFFF	#000000	##FFFFFF
##A540B7	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2065BB

Deuteranopia (green-blind)

#4D70B4

Tritanopia (blue-blind)

#A65476

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #a540b7;
/* rgb */ color: rgb(165, 64, 183);
/* oklch */ color: oklch(55.7% 0.196 321.3);

Tailwind

colors: {
  custom: {
    50: '#c37ccd',
    500: '#a540b7',
    950: '#000000',
  },
}

SCSS

$custom: #a540b7;
$custom-light: #c37ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#a540b7",
  "rgb": {
    "r": 165,
    "g": 64,
    "b": 183
  },
  "hsl": {
    "h": 290.924,
    "s": 48.178,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55734,
    "c": 0.19607,
    "h": 321.3
  },
  "luminance": 0.15085
}

Semantic roles & 50–950 ramp

primary

#A540B7

secondary

#95C68D

accent

#D85065

background

#FCF7FC

surface

#F8EEF9

border

#D1C9D2

text

#130A13

muted

#827C82

Preview Lab

Preview with #A540B7

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

Preview Lab → · Contrast checker → · Palette generator →