#6C2A51

CSS

:root {
  --pretty-in-prune: #6c2a51;
  --pretty-in-prune-rgb: 108 42 81;
  --pretty-in-prune-oklch: oklch(0.393 0.106 346.5);
}

.element {
  color: var(--pretty-in-prune);
  background-color: hsl(325 44% 29%);
  border-color: oklch(0.393 0.106 346.5);
}

Tailwind CSS v4

@theme {
  --color-pretty-in-prune: #6c2a51;
  --color-pretty-in-prune-50: #ffeafa;
  --color-pretty-in-prune-100: #ffdaee;
  --color-pretty-in-prune-200: #f8c2dc;
  --color-pretty-in-prune-300: #e1a2c0;
  --color-pretty-in-prune-400: #cc85ab;
  --color-pretty-in-prune-500: #b86894;
  --color-pretty-in-prune-600: #9b587d;
  --color-pretty-in-prune-700: #7d4664;
  --color-pretty-in-prune-800: #5c334b;
  --color-pretty-in-prune-900: #402234;
  --color-pretty-in-prune-950: #29111f;
}

SCSS

$pretty-in-prune: #6c2a51;
$pretty-in-prune-rgb: 108, 42, 81;
$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);
}