#9C40CC

CSS

:root {
  --dreamscape-purple: #9c40cc;
  --dreamscape-purple-rgb: 156 64 204;
  --dreamscape-purple-oklch: oklch(0.559 0.212 311.6);
}

.element {
  color: var(--dreamscape-purple);
  background-color: hsl(279 58% 53%);
  border-color: oklch(0.559 0.212 311.6);
}

Tailwind CSS v4

@theme {
  --color-dreamscape-purple: #9c40cc;
  --color-dreamscape-purple-50: #ffe4ff;
  --color-dreamscape-purple-100: #ffd3ff;
  --color-dreamscape-purple-200: #f5b9ff;
  --color-dreamscape-purple-300: #de94ff;
  --color-dreamscape-purple-400: #c772f8;
  --color-dreamscape-purple-500: #b34ce9;
  --color-dreamscape-purple-600: #9742c5;
  --color-dreamscape-purple-700: #79349e;
  --color-dreamscape-purple-800: #582578;
  --color-dreamscape-purple-900: #3e1955;
  --color-dreamscape-purple-950: #270839;
}

SCSS

$dreamscape-purple: #9c40cc;
$dreamscape-purple-rgb: 156, 64, 204;
$dreamscape-purple-light: mix(#fff, $dreamscape-purple, 20%);
$dreamscape-purple-dark: mix(#000, $dreamscape-purple, 20%);

.element {
  color: $dreamscape-purple;
  box-shadow: 0 0 0 2px rgba($dreamscape-purple, 0.35);
}