#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
RGBrgb(166, 99, 248)
HSLhsl(267, 91%, 68%)
HSVhsv(267, 60%, 97%)
CMYKcmyk(33.1%, 60.1%, 0%, 2.7%)
CIE-LABlab(55.89, 55.61, -64.73)
CIE-LCHlch(55.89, 85.33, 310.67°)
OKLaboklab(64.36% 0.1116 -0.1836)
OKLCHoklch(64.36% 0.215 301.3)
XYZxyz(37.1270, 23.8078, 91.4281)
Luminance0.2381 (WCAG relative)
Temperaturecool
Familyviolet

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
##A663F81.003.645.765.76
#FFFFFF3.641.0021.0021.00
#0000005.7621.001.001.00
##0000005.7621.001.001.00

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 →

#A663F8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva