#A663E6#A663E6

#A663E6 is a light, vivid violet. Relative luminance 0.227; OKLCH L 63.2% C 0.195 H 305.1°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#A663E6
RGB	rgb(166, 99, 230)
HSL	hsl(271, 72%, 65%)
HSV	hsv(271, 57%, 90%)
CMYK	cmyk(27.8%, 57%, 0%, 9.8%)
CIE-LAB	lab(54.81, 51.35, -56.43)
CIE-LCH	lch(54.81, 76.30, 312.30°)
OKLab	oklab(63.22% 0.1118 -0.1592)
OKLCH	oklch(63.22% 0.195 305.1)
XYZ	xyz(34.4676, 22.7440, 77.4218)
Luminance	0.2274 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A663E6 #A3E663

analogous

#6563E6 #A663E6 #E663E5

triadic

#A663E6 #E6A663 #63E6A6

tetradic

#A663E6 #E66563 #A3E663 #63E5E6

square

#A663E6 #E66563 #A3E663 #63E5E6

split-complementary

#A663E6 #E5E663 #63E665

monochromatic

#691DB2 #882EDE #A663E6 #C498EE #E2CCF7

Accessibility & contrast

On white

3.78

#A663E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#A663E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A663E6

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A663E6	#FFFFFF	#000000	##000000
##A663E6	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E81EA

Deuteranopia (green-blind)

#4983E3

Tritanopia (blue-blind)

#9B7C9B

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #a663e6;
/* rgb */ color: rgb(166, 99, 230);
/* oklch */ color: oklch(63.2% 0.195 305.1);

Tailwind

colors: {
  custom: {
    50: '#c492ee',
    500: '#a663e6',
    950: '#000000',
  },
}

SCSS

$custom: #a663e6;
$custom-light: #c492ee;
$custom-dark: #000000;

JSON

{
  "hex": "#a663e6",
  "rgb": {
    "r": 166,
    "g": 99,
    "b": 230
  },
  "hsl": {
    "h": 270.687,
    "s": 72.376,
    "l": 64.51
  },
  "oklch": {
    "l": 0.6322,
    "c": 0.19458,
    "h": 305.1
  },
  "luminance": 0.22744
}

Semantic roles & 50–950 ramp

primary

#A663E6

secondary

#D2E9BC

accent

#D41171

background

#FCF9FE

surface

#F8F1FD

border

#D1CBD5

text

#130D16

muted

#827E84

Preview Lab

Preview with #A663E6

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

Preview Lab → · Contrast checker → · Palette generator →