#A666F0#A666F0

#A666F0 is a light, highly saturated violet. Relative luminance 0.239; OKLCH L 64.3% C 0.202 H 302.5°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#A666F0
RGB	rgb(166, 102, 240)
HSL	hsl(268, 82%, 67%)
HSV	hsv(268, 58%, 94%)
CMYK	cmyk(30.8%, 57.5%, 0%, 5.9%)
CIE-LAB	lab(55.99, 52.14, -60.13)
CIE-LCH	lch(55.99, 79.59, 310.93°)
OKLab	oklab(64.27% 0.1082 -0.1701)
OKLCH	oklch(64.27% 0.202 302.5)
XYZ	xyz(36.2018, 23.9010, 85.1273)
Luminance	0.2390 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A666F0 #B0F066

analogous

#666BF0 #A666F0 #EB66F0

triadic

#A666F0 #F0A666 #66F0A6

tetradic

#A666F0 #F0666B #B0F066 #66F0EB

square

#A666F0 #F0666B #B0F066 #66F0EB

split-complementary

#A666F0 #F0EB66 #6BF066

monochromatic

#6714C8 #862EEB #A666F0 #C69EF5 #E7D5FB

Accessibility & contrast

On white

3.63

#A666F0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#A666F0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A666F0

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A666F0	#FFFFFF	#000000	##000000
##A666F0	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2685F4

Deuteranopia (green-blind)

#4386ED

Tritanopia (blue-blind)

#9882A1

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #a666f0;
/* rgb */ color: rgb(166, 102, 240);
/* oklch */ color: oklch(64.3% 0.202 302.5);

Tailwind

colors: {
  custom: {
    50: '#c494f6',
    500: '#a666f0',
    950: '#000000',
  },
}

SCSS

$custom: #a666f0;
$custom-light: #c494f6;
$custom-dark: #000000;

JSON

{
  "hex": "#a666f0",
  "rgb": {
    "r": 166,
    "g": 102,
    "b": 240
  },
  "hsl": {
    "h": 267.826,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.64274,
    "c": 0.20161,
    "h": 302.5
  },
  "luminance": 0.23901
}

Semantic roles & 50–950 ramp

primary

#A666F0

secondary

#DAEFC3

accent

#DF077B

background

#FCF9FF

surface

#F8F2FE

border

#D1CCD6

text

#130D17

muted

#827E85

Preview Lab

Preview with #A666F0

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

Preview Lab → · Contrast checker → · Palette generator →