#A666BB#A666BB

#A666BB is a mid, vivid purple. Relative luminance 0.212; OKLCH L 61.3% C 0.141 H 317.4°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#A666BB
RGB	rgb(166, 102, 187)
HSL	hsl(285, 38%, 57%)
HSV	hsv(285, 45%, 73%)
CMYK	cmyk(11.2%, 45.5%, 0%, 26.7%)
CIE-LAB	lab(53.17, 40.19, -34.58)
CIE-LCH	lch(53.17, 53.02, 319.29°)
OKLab	oklab(61.27% 0.104 -0.0956)
OKLCH	oklch(61.27% 0.141 317.4)
XYZ	xyz(29.4456, 21.1985, 49.5447)
Luminance	0.2120 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A666BB #7BBB66

analogous

#7C66BB #A666BB #BB66A6

triadic

#A666BB #BBA666 #66BBA6

tetradic

#A666BB #BB7C66 #7BBB66 #66A6BB

square

#A666BB #BB7C66 #7BBB66 #66A6BB

split-complementary

#A666BB #A6BB66 #66BB7C

monochromatic

#643373 #88469E #A666BB #BF90CE #D7BBE1

Accessibility & contrast

On white

4.01

#A666BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#A666BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A666BB

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A666BB	#FFFFFF	#000000	##000000
##A666BB	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#577BBE

Deuteranopia (green-blind)

#6981B9

Tritanopia (blue-blind)

#A67288

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #a666bb;
/* rgb */ color: rgb(166, 102, 187);
/* oklch */ color: oklch(61.3% 0.141 317.4);

Tailwind

colors: {
  custom: {
    50: '#c293d0',
    500: '#a666bb',
    950: '#000000',
  },
}

SCSS

$custom: #a666bb;
$custom-light: #c293d0;
$custom-dark: #000000;

JSON

{
  "hex": "#a666bb",
  "rgb": {
    "r": 166,
    "g": 102,
    "b": 187
  },
  "hsl": {
    "h": 285.176,
    "s": 38.462,
    "l": 56.667
  },
  "oklch": {
    "l": 0.61274,
    "c": 0.14127,
    "h": 317.4
  },
  "luminance": 0.21198
}

Semantic roles & 50–950 ramp

primary

#A666BB

secondary

#B6D0AD

accent

#CE5976

background

#FCF9FC

surface

#F8F1F9

border

#D1CBD2

text

#130D14

muted

#827E82

Preview Lab

Preview with #A666BB

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

Preview Lab → · Contrast checker → · Palette generator →