#C876FF

CSS

:root {
  --illicit-purple: #c876ff;
  --illicit-purple-rgb: 200 118 255;
  --illicit-purple-oklch: oklch(0.711 0.204 309.8);
}

.element {
  color: var(--illicit-purple);
  background-color: hsl(276 100% 73%);
  border-color: oklch(0.711 0.204 309.8);
}

Tailwind CSS v4

@theme {
  --color-illicit-purple: #c876ff;
  --color-illicit-purple-50: #ffe5ff;
  --color-illicit-purple-100: #ffd5ff;
  --color-illicit-purple-200: #f1bbff;
  --color-illicit-purple-300: #da96ff;
  --color-illicit-purple-400: #c376f7;
  --color-illicit-purple-500: #af51e8;
  --color-illicit-purple-600: #9446c4;
  --color-illicit-purple-700: #76389e;
  --color-illicit-purple-800: #562877;
  --color-illicit-purple-900: #3c1b54;
  --color-illicit-purple-950: #260a39;
}

SCSS

$illicit-purple: #c876ff;
$illicit-purple-rgb: 200, 118, 255;
$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);
}