#A663F8#A663F8

#A663F8 is a light, highly saturated violet. Relative luminance 0.238; OKLCH L 64.4% C 0.215 H 301.3°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#A663F8
RGB	rgb(166, 99, 248)
HSL	hsl(267, 91%, 68%)
HSV	hsv(267, 60%, 97%)
CMYK	cmyk(33.1%, 60.1%, 0%, 2.7%)
CIE-LAB	lab(55.89, 55.61, -64.73)
CIE-LCH	lch(55.89, 85.33, 310.67°)
OKLab	oklab(64.36% 0.1116 -0.1836)
OKLCH	oklch(64.36% 0.215 301.3)
XYZ	xyz(37.1270, 23.8078, 91.4281)
Luminance	0.2381 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A663F8 #B5F863

analogous

#636AF8 #A663F8 #F163F8

triadic

#A663F8 #F8A663 #63F8A6

tetradic

#A663F8 #F8636A #B5F863 #63F8F1

square

#A663F8 #F8636A #B5F863 #63F8F1

split-complementary

#A663F8 #F8F163 #6AF863

monochromatic

#660AD7 #8528F5 #A663F8 #C79EFB #E9D8FD

Accessibility & contrast

On white

3.64

#A663F8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#A663F8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #A663F8

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A663F8	#FFFFFF	#000000	##000000
##A663F8	1.00	3.64	5.76	5.76
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0085FD

Deuteranopia (green-blind)

#3385F5

Tritanopia (blue-blind)

#9582A4

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #a663f8;
/* rgb */ color: rgb(166, 99, 248);
/* oklch */ color: oklch(64.4% 0.215 301.3);

Tailwind

colors: {
  custom: {
    50: '#c592fb',
    500: '#a663f8',
    950: '#000000',
  },
}

SCSS

$custom: #a663f8;
$custom-light: #c592fb;
$custom-dark: #000000;

JSON

{
  "hex": "#a663f8",
  "rgb": {
    "r": 166,
    "g": 99,
    "b": 248
  },
  "hsl": {
    "h": 266.98,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.64362,
    "c": 0.21485,
    "h": 301.3
  },
  "luminance": 0.23808
}

Semantic roles & 50–950 ramp

primary

#A663F8

secondary

#DEF2C5

accent

#E6007E

background

#FCF9FF

surface

#F8F1FF

border

#D1CBD7

text

#130D17

muted

#827E85

Preview Lab

Preview with #A663F8

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

Preview Lab → · Contrast checker → · Palette generator →