#A66CF3#A66CF3

#A66CF3 is a light, vivid violet. Relative luminance 0.253; OKLCH L 65.3% C 0.196 H 300.9°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#A66CF3
RGB	rgb(166, 108, 243)
HSL	hsl(266, 85%, 69%)
HSV	hsv(266, 56%, 95%)
CMYK	cmyk(31.7%, 55.6%, 0%, 4.7%)
CIE-LAB	lab(57.37, 49.70, -59.58)
CIE-LCH	lch(57.37, 77.59, 309.83°)
OKLab	oklab(65.34% 0.101 -0.1685)
OKLCH	oklch(65.34% 0.196 300.9)
XYZ	xyz(37.2623, 25.3030, 87.6975)
Luminance	0.2530 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66CF3 #B9F36C

analogous

#6C76F3 #A66CF3 #EA6CF3

triadic

#A66CF3 #F3A66C #6CF3A6

tetradic

#A66CF3 #F36C76 #B9F36C #6CF3EA

square

#A66CF3 #F36C76 #B9F36C #6CF3EA

split-complementary

#A66CF3 #F3EA6C #76F36C

monochromatic

#6511D3 #8433EE #A66CF3 #C8A5F8 #EBDDFC

Accessibility & contrast

On white

3.47

#A66CF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#A66CF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66CF3

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66CF3	#FFFFFF	#000000	##000000
##A66CF3	1.00	3.47	6.06	6.06
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3289F7

Deuteranopia (green-blind)

#4889F0

Tritanopia (blue-blind)

#9687A5

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #a66cf3;
/* rgb */ color: rgb(166, 108, 243);
/* oklch */ color: oklch(65.3% 0.196 300.9);

Tailwind

colors: {
  custom: {
    50: '#c498f8',
    500: '#a66cf3',
    950: '#000000',
  },
}

SCSS

$custom: #a66cf3;
$custom-light: #c498f8;
$custom-dark: #000000;

JSON

{
  "hex": "#a66cf3",
  "rgb": {
    "r": 166,
    "g": 108,
    "b": 243
  },
  "hsl": {
    "h": 265.778,
    "s": 84.906,
    "l": 68.824
  },
  "oklch": {
    "l": 0.65344,
    "c": 0.19645,
    "h": 300.9
  },
  "luminance": 0.25303
}

Semantic roles & 50–950 ramp

primary

#A66CF3

secondary

#E0F1C9

accent

#E10482

background

#FCF9FF

surface

#F8F2FF

border

#D1CCD7

text

#130E17

muted

#827E85

Preview Lab

Preview with #A66CF3

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

Preview Lab → · Contrast checker → · Palette generator →