#A666DC#A666DC

#A666DC is a light, vivid violet. Relative luminance 0.228; OKLCH L 63.1% C 0.179 H 307.1°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#A666DC
RGB	rgb(166, 102, 220)
HSL	hsl(273, 63%, 63%)
HSV	hsv(273, 54%, 86%)
CMYK	cmyk(24.5%, 53.6%, 0%, 13.7%)
CIE-LAB	lab(54.84, 47.46, -50.75)
CIE-LCH	lch(54.84, 69.48, 313.08°)
OKLab	oklab(63.06% 0.1077 -0.1426)
OKLCH	oklch(63.06% 0.179 307.1)
XYZ	xyz(33.3929, 22.7774, 70.3336)
Luminance	0.2278 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A666DC #9CDC66

analogous

#6B66DC #A666DC #DC66D7

triadic

#A666DC #DCA666 #66DCA6

tetradic

#A666DC #DC6B66 #9CDC66 #66D7DC

square

#A666DC #DC6B66 #9CDC66 #66D7DC

split-complementary

#A666DC #D7DC66 #66DC6B

monochromatic

#6925A2 #8934D1 #A666DC #C398E7 #E0CAF3

Accessibility & contrast

On white

3.78

#A666DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#A666DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A666DC

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A666DC	#FFFFFF	#000000	##000000
##A666DC	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4081E0

Deuteranopia (green-blind)

#5584D9

Tritanopia (blue-blind)

#9E7B97

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #a666dc;
/* rgb */ color: rgb(166, 102, 220);
/* oklch */ color: oklch(63.1% 0.179 307.1);

Tailwind

colors: {
  custom: {
    50: '#c394e7',
    500: '#a666dc',
    950: '#000000',
  },
}

SCSS

$custom: #a666dc;
$custom-light: #c394e7;
$custom-dark: #000000;

JSON

{
  "hex": "#a666dc",
  "rgb": {
    "r": 166,
    "g": 102,
    "b": 220
  },
  "hsl": {
    "h": 272.542,
    "s": 62.766,
    "l": 63.137
  },
  "oklch": {
    "l": 0.63063,
    "c": 0.17869,
    "h": 307.1
  },
  "luminance": 0.22777
}

Semantic roles & 50–950 ramp

primary

#A666DC

secondary

#CDE4BA

accent

#CB1B6B

background

#FCF9FE

surface

#F8F2FC

border

#D1CCD5

text

#130D16

muted

#827E84

Preview Lab

Preview with #A666DC

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

Preview Lab → · Contrast checker → · Palette generator →