#A540B1#A540B1

#A540B1 is a mid, vivid purple. Relative luminance 0.148; OKLCH L 55.4% C 0.191 H 323.3°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#A540B1
RGB	rgb(165, 64, 177)
HSL	hsl(294, 47%, 47%)
HSV	hsv(294, 64%, 69%)
CMYK	cmyk(6.8%, 63.8%, 0%, 30.6%)
CIE-LAB	lab(45.42, 56.85, -40.98)
CIE-LCH	lch(45.42, 70.08, 324.21°)
OKLab	oklab(55.38% 0.1529 -0.1139)
OKLCH	oklch(55.38% 0.191 323.3)
XYZ	xyz(25.2855, 14.8418, 43.1194)
Luminance	0.1484 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A540B1 #4CB140

analogous

#6C40B1 #A540B1 #B14085

triadic

#A540B1 #B1A540 #40B1A5

tetradic

#A540B1 #B16C40 #4CB140 #4085B1

square

#A540B1 #B16C40 #4CB140 #4085B1

split-complementary

#A540B1 #85B140 #40B16C

monochromatic

#511F57 #7B3084 #A540B1 #BD66C8 #D193D8

Accessibility & contrast

On white

5.29

#A540B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#A540B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A540B1

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A540B1	#FFFFFF	#000000	##FFFFFF
##A540B1	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2864B4

Deuteranopia (green-blind)

#5170AE

Tritanopia (blue-blind)

#A85173

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #a540b1;
/* rgb */ color: rgb(165, 64, 177);
/* oklch */ color: oklch(55.4% 0.191 323.3);

Tailwind

colors: {
  custom: {
    50: '#c37cc9',
    500: '#a540b1',
    950: '#000000',
  },
}

SCSS

$custom: #a540b1;
$custom-light: #c37cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#a540b1",
  "rgb": {
    "r": 165,
    "g": 64,
    "b": 177
  },
  "hsl": {
    "h": 293.628,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.55383,
    "c": 0.19068,
    "h": 323.3
  },
  "luminance": 0.1484
}

Semantic roles & 50–950 ramp

primary

#A540B1

secondary

#8FC389

accent

#D7515F

background

#FCF7FC

surface

#F8EEF8

border

#D1C9D1

text

#130A13

muted

#827C82

Preview Lab

Preview with #A540B1

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

Preview Lab → · Contrast checker → · Palette generator →