#6A2C53

CSS

:root {
  --pretty-in-prune: #6a2c53;
  --pretty-in-prune-rgb: 106 44 83;
  --pretty-in-prune-oklch: oklch(0.393 0.102 344.2);
}

.element {
  color: var(--pretty-in-prune);
  background-color: hsl(322 41% 29%);
  border-color: oklch(0.393 0.102 344.2);
}

Tailwind CSS v4

@theme {
  --color-pretty-in-prune: #6a2c53;
  --color-pretty-in-prune-50: #ffeafb;
  --color-pretty-in-prune-100: #ffdbef;
  --color-pretty-in-prune-200: #f6c3dd;
  --color-pretty-in-prune-300: #dea3c2;
  --color-pretty-in-prune-400: #c986ad;
  --color-pretty-in-prune-500: #b56996;
  --color-pretty-in-prune-600: #995a7f;
  --color-pretty-in-prune-700: #7b4766;
  --color-pretty-in-prune-800: #5a344c;
  --color-pretty-in-prune-900: #3f2335;
  --color-pretty-in-prune-950: #281220;
}

SCSS

$pretty-in-prune: #6a2c53;
$pretty-in-prune-rgb: 106, 44, 83;
$pretty-in-prune-light: mix(#fff, $pretty-in-prune, 20%);
$pretty-in-prune-dark: mix(#000, $pretty-in-prune, 20%);

.element {
  color: $pretty-in-prune;
  box-shadow: 0 0 0 2px rgba($pretty-in-prune, 0.35);
}