#662A54

CSS

:root {
  --pretty-in-prune: #662a54;
  --pretty-in-prune-rgb: 102 42 84;
  --pretty-in-prune-oklch: oklch(0.385 0.102 340.5);
}

.element {
  color: var(--pretty-in-prune);
  background-color: hsl(318 42% 28%);
  border-color: oklch(0.385 0.102 340.5);
}

Tailwind CSS v4

@theme {
  --color-pretty-in-prune: #662a54;
  --color-pretty-in-prune-50: #ffeafd;
  --color-pretty-in-prune-100: #ffdbf1;
  --color-pretty-in-prune-200: #f4c4e0;
  --color-pretty-in-prune-300: #dda3c6;
  --color-pretty-in-prune-400: #c886b1;
  --color-pretty-in-prune-500: #b36a9b;
  --color-pretty-in-prune-600: #975a83;
  --color-pretty-in-prune-700: #794869;
  --color-pretty-in-prune-800: #59344e;
  --color-pretty-in-prune-900: #3e2336;
  --color-pretty-in-prune-950: #271221;
}

SCSS

$pretty-in-prune: #662a54;
$pretty-in-prune-rgb: 102, 42, 84;
$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);
}