#A666EC#A666EC

#A666EC is a light, vivid violet. Relative luminance 0.237; OKLCH L 64.0% C 0.197 H 303.3°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#A666EC
RGB	rgb(166, 102, 236)
HSL	hsl(269, 78%, 66%)
HSV	hsv(269, 57%, 93%)
CMYK	cmyk(29.7%, 56.8%, 0%, 7.5%)
CIE-LAB	lab(55.75, 51.19, -58.28)
CIE-LCH	lch(55.75, 77.57, 311.30°)
OKLab	oklab(64.03% 0.1082 -0.1646)
OKLCH	oklch(64.03% 0.197 303.3)
XYZ	xyz(35.6142, 23.6659, 82.0323)
Luminance	0.2367 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A666EC #ACEC66

analogous

#6669EC #A666EC #E966EC

triadic

#A666EC #ECA666 #66ECA6

tetradic

#A666EC #EC6669 #ACEC66 #66ECE9

square

#A666EC #EC6669 #ACEC66 #66ECE9

split-complementary

#A666EC #ECE966 #69EC66

monochromatic

#6818C0 #8630E5 #A666EC #C69CF3 #E5D3FA

Accessibility & contrast

On white

3.66

#A666EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#A666EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A666EC

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A666EC	#FFFFFF	#000000	##000000
##A666EC	1.00	3.66	5.73	5.73
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D84F0

Deuteranopia (green-blind)

#4785E9

Tritanopia (blue-blind)

#99809F

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #a666ec;
/* rgb */ color: rgb(166, 102, 236);
/* oklch */ color: oklch(64.0% 0.197 303.3);

Tailwind

colors: {
  custom: {
    50: '#c494f3',
    500: '#a666ec',
    950: '#000000',
  },
}

SCSS

$custom: #a666ec;
$custom-light: #c494f3;
$custom-dark: #000000;

JSON

{
  "hex": "#a666ec",
  "rgb": {
    "r": 166,
    "g": 102,
    "b": 236
  },
  "hsl": {
    "h": 268.657,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.64025,
    "c": 0.19703,
    "h": 303.3
  },
  "luminance": 0.23666
}

Semantic roles & 50–950 ramp

primary

#A666EC

secondary

#D8EDC1

accent

#DA0B77

background

#FCF9FE

surface

#F8F2FD

border

#D1CCD5

text

#130D17

muted

#827E85

Preview Lab

Preview with #A666EC

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

Preview Lab → · Contrast checker → · Palette generator →