#64274C

CSS

:root {
  --pretty-in-prune: #64274c;
  --pretty-in-prune-rgb: 100 39 76;
  --pretty-in-prune-oklch: oklch(0.373 0.1 345.6);
}

.element {
  color: var(--pretty-in-prune);
  background-color: hsl(324 44% 27%);
  border-color: oklch(0.373 0.1 345.6);
}

Tailwind CSS v4

@theme {
  --color-pretty-in-prune: #64274c;
  --color-pretty-in-prune-50: #ffeafa;
  --color-pretty-in-prune-100: #ffdbee;
  --color-pretty-in-prune-200: #f6c4dc;
  --color-pretty-in-prune-300: #dea3c1;
  --color-pretty-in-prune-400: #c986ab;
  --color-pretty-in-prune-500: #b56a95;
  --color-pretty-in-prune-600: #995a7e;
  --color-pretty-in-prune-700: #7b4865;
  --color-pretty-in-prune-800: #5a344b;
  --color-pretty-in-prune-900: #3f2334;
  --color-pretty-in-prune-950: #281220;
}

SCSS

$pretty-in-prune: #64274c;
$pretty-in-prune-rgb: 100, 39, 76;
$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);
}