#A540B5#A540B5

#A540B5 is a mid, vivid purple. Relative luminance 0.150; OKLCH L 55.6% C 0.194 H 321.9°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#A540B5
RGB	rgb(165, 64, 181)
HSL	hsl(292, 48%, 48%)
HSV	hsv(292, 65%, 71%)
CMYK	cmyk(8.8%, 64.6%, 0%, 29%)
CIE-LAB	lab(45.64, 57.59, -42.98)
CIE-LCH	lch(45.64, 71.86, 323.27°)
OKLab	oklab(55.62% 0.153 -0.1197)
OKLCH	oklch(55.62% 0.194 321.9)
XYZ	xyz(25.6900, 15.0037, 45.2499)
Luminance	0.1500 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A540B5 #50B540

analogous

#6A40B5 #A540B5 #B5408A

triadic

#A540B5 #B5A540 #40B5A5

tetradic

#A540B5 #B56A40 #50B540 #408AB5

square

#A540B5 #B56A40 #50B540 #408AB5

split-complementary

#A540B5 #8AB540 #40B56A

monochromatic

#53205B #7C3088 #A540B5 #BC68CA #D096DA

Accessibility & contrast

On white

5.25

#A540B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#A540B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A540B5

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A540B5	#FFFFFF	#000000	##FFFFFF
##A540B5	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2365B8

Deuteranopia (green-blind)

#4E70B2

Tritanopia (blue-blind)

#A75375

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #a540b5;
/* rgb */ color: rgb(165, 64, 181);
/* oklch */ color: oklch(55.6% 0.194 321.9);

Tailwind

colors: {
  custom: {
    50: '#c37ccc',
    500: '#a540b5',
    950: '#000000',
  },
}

SCSS

$custom: #a540b5;
$custom-light: #c37ccc;
$custom-dark: #000000;

JSON

{
  "hex": "#a540b5",
  "rgb": {
    "r": 165,
    "g": 64,
    "b": 181
  },
  "hsl": {
    "h": 291.795,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.55616,
    "c": 0.19427,
    "h": 321.9
  },
  "luminance": 0.15002
}

Semantic roles & 50–950 ramp

primary

#A540B5

secondary

#93C58B

accent

#D75063

background

#FCF7FC

surface

#F8EEF9

border

#D1C9D2

text

#130A13

muted

#827C82

Preview Lab

Preview with #A540B5

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

Preview Lab → · Contrast checker → · Palette generator →