#642054

CSS

:root {
  --pretty-in-prune: #642054;
  --pretty-in-prune-rgb: 100 32 84;
  --pretty-in-prune-oklch: oklch(0.368 0.117 338.2);
}

.element {
  color: var(--pretty-in-prune);
  background-color: hsl(314 52% 26%);
  border-color: oklch(0.368 0.117 338.2);
}

Tailwind CSS v4

@theme {
  --color-pretty-in-prune: #642054;
  --color-pretty-in-prune-50: #ffe9ff;
  --color-pretty-in-prune-100: #ffd9f4;
  --color-pretty-in-prune-200: #f8c1e4;
  --color-pretty-in-prune-300: #e1a0ca;
  --color-pretty-in-prune-400: #cb83b6;
  --color-pretty-in-prune-500: #b765a1;
  --color-pretty-in-prune-600: #9b5688;
  --color-pretty-in-prune-700: #7c456d;
  --color-pretty-in-prune-800: #5b3152;
  --color-pretty-in-prune-900: #402239;
  --color-pretty-in-prune-950: #291123;
}

SCSS

$pretty-in-prune: #642054;
$pretty-in-prune-rgb: 100, 32, 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);
}