#AD86F3

CSS

:root {
  --illicit-purple: #ad86f3;
  --illicit-purple-rgb: 173 134 243;
  --illicit-purple-oklch: oklch(0.702 0.158 298.8);
}

.element {
  color: var(--illicit-purple);
  background-color: hsl(261 82% 74%);
  border-color: oklch(0.702 0.158 298.8);
}

Tailwind CSS v4

@theme {
  --color-illicit-purple: #ad86f3;
  --color-illicit-purple-50: #fcebff;
  --color-illicit-purple-100: #f0dcff;
  --color-illicit-purple-200: #dfc5ff;
  --color-illicit-purple-300: #c5a4fc;
  --color-illicit-purple-400: #ac87ee;
  --color-illicit-purple-500: #9669df;
  --color-illicit-purple-600: #7f59bc;
  --color-illicit-purple-700: #654797;
  --color-illicit-purple-800: #493472;
  --color-illicit-purple-900: #322350;
  --color-illicit-purple-950: #1e1235;
}

SCSS

$illicit-purple: #ad86f3;
$illicit-purple-rgb: 173, 134, 243;
$illicit-purple-light: mix(#fff, $illicit-purple, 20%);
$illicit-purple-dark: mix(#000, $illicit-purple, 20%);

.element {
  color: $illicit-purple;
  box-shadow: 0 0 0 2px rgba($illicit-purple, 0.35);
}