#A540BB#A540BB

#A540BB is a mid, vivid purple. Relative luminance 0.153; OKLCH L 56.0% C 0.200 H 320.0°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#A540BB
RGB	rgb(165, 64, 187)
HSL	hsl(289, 49%, 49%)
HSV	hsv(289, 66%, 73%)
CMYK	cmyk(11.8%, 65.8%, 0%, 26.7%)
CIE-LAB	lab(45.98, 58.73, -45.94)
CIE-LCH	lch(45.98, 74.57, 321.97°)
OKLab	oklab(55.97% 0.153 -0.1284)
OKLCH	oklch(55.97% 0.2 320)
XYZ	xyz(26.3190, 15.2552, 48.5623)
Luminance	0.1525 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A540BB #56BB40

analogous

#6840BB #A540BB #BB4094

triadic

#A540BB #BBA540 #40BBA5

tetradic

#A540BB #BB6840 #56BB40 #4094BB

square

#A540BB #BB6840 #56BB40 #4094BB

split-complementary

#A540BB #94BB40 #40BB68

monochromatic

#552160 #7D308D #A540BB #BB6CCD #D099DC

Accessibility & contrast

On white

5.18

#A540BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#A540BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A540BB

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A540BB	#FFFFFF	#000000	##FFFFFF
##A540BB	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1966BF

Deuteranopia (green-blind)

#4A70B8

Tritanopia (blue-blind)

#A65578

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #a540bb;
/* rgb */ color: rgb(165, 64, 187);
/* oklch */ color: oklch(56.0% 0.200 320.0);

Tailwind

colors: {
  custom: {
    50: '#c37cd0',
    500: '#a540bb',
    950: '#000000',
  },
}

SCSS

$custom: #a540bb;
$custom-light: #c37cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#a540bb",
  "rgb": {
    "r": 165,
    "g": 64,
    "b": 187
  },
  "hsl": {
    "h": 289.268,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55973,
    "c": 0.19971,
    "h": 320
  },
  "luminance": 0.15254
}

Semantic roles & 50–950 ramp

primary

#A540BB

secondary

#99C88F

accent

#D94F68

background

#FCF7FC

surface

#F8EEF9

border

#D1C9D2

text

#130A14

muted

#827C82

Preview Lab

Preview with #A540BB

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

Preview Lab → · Contrast checker → · Palette generator →