#A666F1#A666F1

#A666F1 is a light, highly saturated violet. Relative luminance 0.240; OKLCH L 64.3% C 0.203 H 302.3°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#A666F1
RGB	rgb(166, 102, 241)
HSL	hsl(268, 83%, 67%)
HSV	hsv(268, 58%, 95%)
CMYK	cmyk(31.1%, 57.7%, 0%, 5.5%)
CIE-LAB	lab(56.05, 52.38, -60.59)
CIE-LCH	lch(56.05, 80.09, 310.84°)
OKLab	oklab(64.34% 0.1082 -0.1714)
OKLCH	oklch(64.34% 0.203 302.3)
XYZ	xyz(36.3508, 23.9606, 85.9118)
Luminance	0.2396 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A666F1 #B1F166

analogous

#666BF1 #A666F1 #EC66F1

triadic

#A666F1 #F1A666 #66F1A6

tetradic

#A666F1 #F1666B #B1F166 #66F1EC

square

#A666F1 #F1666B #B1F166 #66F1EC

split-complementary

#A666F1 #F1EC66 #6BF166

monochromatic

#6712CA #852EEC #A666F1 #C79EF6 #E7D6FB

Accessibility & contrast

On white

3.63

#A666F1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#A666F1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A666F1

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A666F1	#FFFFFF	#000000	##000000
##A666F1	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2485F6

Deuteranopia (green-blind)

#4286EE

Tritanopia (blue-blind)

#9782A2

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #a666f1;
/* rgb */ color: rgb(166, 102, 241);
/* oklch */ color: oklch(64.3% 0.203 302.3);

Tailwind

colors: {
  custom: {
    50: '#c494f6',
    500: '#a666f1',
    950: '#000000',
  },
}

SCSS

$custom: #a666f1;
$custom-light: #c494f6;
$custom-dark: #000000;

JSON

{
  "hex": "#a666f1",
  "rgb": {
    "r": 166,
    "g": 102,
    "b": 241
  },
  "hsl": {
    "h": 267.626,
    "s": 83.234,
    "l": 67.255
  },
  "oklch": {
    "l": 0.64337,
    "c": 0.20275,
    "h": 302.3
  },
  "luminance": 0.23961
}

Semantic roles & 50–950 ramp

primary

#A666F1

secondary

#DBEFC3

accent

#E0067B

background

#FCF9FF

surface

#F8F2FF

border

#D1CCD7

text

#130D17

muted

#827E85

Preview Lab

Preview with #A666F1

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

Preview Lab → · Contrast checker → · Palette generator →