#A666DB#A666DB

#A666DB is a light, vivid violet. Relative luminance 0.227; OKLCH L 63.0% C 0.178 H 307.3°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#A666DB
RGB	rgb(166, 102, 219)
HSL	hsl(273, 62%, 63%)
HSV	hsv(273, 53%, 86%)
CMYK	cmyk(24.2%, 53.4%, 0%, 14.1%)
CIE-LAB	lab(54.79, 47.23, -50.27)
CIE-LCH	lch(54.79, 68.97, 313.21°)
OKLab	oklab(63.01% 0.1076 -0.1412)
OKLCH	oklch(63.01% 0.178 307.3)
XYZ	xyz(33.2608, 22.7246, 69.6382)
Luminance	0.2272 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A666DB #9BDB66

analogous

#6C66DB #A666DB #DB66D5

triadic

#A666DB #DBA666 #66DBA6

tetradic

#A666DB #DB6C66 #9BDB66 #66D5DB

square

#A666DB #DB6C66 #9BDB66 #66D5DB

split-complementary

#A666DB #D5DB66 #66DB6C

monochromatic

#6926A1 #8934CF #A666DB #C398E7 #E0C9F2

Accessibility & contrast

On white

3.79

#A666DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#A666DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A666DB

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A666DB	#FFFFFF	#000000	##000000
##A666DB	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4181DF

Deuteranopia (green-blind)

#5684D8

Tritanopia (blue-blind)

#9E7B97

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #a666db;
/* rgb */ color: rgb(166, 102, 219);
/* oklch */ color: oklch(63.0% 0.178 307.3);

Tailwind

colors: {
  custom: {
    50: '#c394e7',
    500: '#a666db',
    950: '#000000',
  },
}

SCSS

$custom: #a666db;
$custom-light: #c394e7;
$custom-dark: #000000;

JSON

{
  "hex": "#a666db",
  "rgb": {
    "r": 166,
    "g": 102,
    "b": 219
  },
  "hsl": {
    "h": 272.821,
    "s": 61.905,
    "l": 62.941
  },
  "oklch": {
    "l": 0.63005,
    "c": 0.17755,
    "h": 307.3
  },
  "luminance": 0.22724
}

Semantic roles & 50–950 ramp

primary

#A666DB

secondary

#CCE3B9

accent

#CA1C6B

background

#FCF9FE

surface

#F8F2FC

border

#D1CCD5

text

#130D16

muted

#827E84

Preview Lab

Preview with #A666DB

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

Preview Lab → · Contrast checker → · Palette generator →