#A66CE3#A66CE3

#A66CE3 is a light, vivid violet. Relative luminance 0.244; OKLCH L 64.4% C 0.178 H 304.4°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#A66CE3
RGB	rgb(166, 108, 227)
HSL	hsl(269, 68%, 66%)
HSV	hsv(269, 52%, 89%)
CMYK	cmyk(26.9%, 52.4%, 0%, 11%)
CIE-LAB	lab(56.46, 45.87, -52.10)
CIE-LCH	lch(56.46, 69.41, 311.36°)
OKLab	oklab(64.39% 0.1003 -0.1466)
OKLCH	oklch(64.39% 0.178 304.4)
XYZ	xyz(34.9506, 24.3783, 75.5224)
Luminance	0.2438 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A66CE3 #A9E36C

analogous

#6C6DE3 #A66CE3 #E26CE3

triadic

#A66CE3 #E3A66C #6CE3A6

tetradic

#A66CE3 #E36C6D #A9E36C #6CE3E2

square

#A66CE3 #E36C6D #A9E36C #6CE3E2

split-complementary

#A66CE3 #E3E26C #6DE36C

monochromatic

#6822B3 #8739D9 #A66CE3 #C59FED #E4D3F7

Accessibility & contrast

On white

3.57

#A66CE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#A66CE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A66CE3

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A66CE3	#FFFFFF	#000000	##000000
##A66CE3	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4486E7

Deuteranopia (green-blind)

#5687E0

Tritanopia (blue-blind)

#9B829D

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #a66ce3;
/* rgb */ color: rgb(166, 108, 227);
/* oklch */ color: oklch(64.4% 0.178 304.4);

Tailwind

colors: {
  custom: {
    50: '#c398ec',
    500: '#a66ce3',
    950: '#000000',
  },
}

SCSS

$custom: #a66ce3;
$custom-light: #c398ec;
$custom-dark: #000000;

JSON

{
  "hex": "#a66ce3",
  "rgb": {
    "r": 166,
    "g": 108,
    "b": 227
  },
  "hsl": {
    "h": 269.244,
    "s": 68,
    "l": 65.686
  },
  "oklch": {
    "l": 0.64385,
    "c": 0.17762,
    "h": 304.4
  },
  "luminance": 0.24378
}

Semantic roles & 50–950 ramp

primary

#A66CE3

secondary

#D6E9C2

accent

#D01675

background

#FCF9FE

surface

#F8F2FD

border

#D1CCD5

text

#130E16

muted

#827E84

Preview Lab

Preview with #A66CE3

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

Preview Lab → · Contrast checker → · Palette generator →