#973AE1

CSS

:root {
  --dreamscape-purple: #973ae1;
  --dreamscape-purple-rgb: 151 58 225;
  --dreamscape-purple-oklch: oklch(0.562 0.238 305.1);
}

.element {
  color: var(--dreamscape-purple);
  background-color: hsl(273 74% 55%);
  border-color: oklch(0.562 0.238 305.1);
}

Tailwind CSS v4

@theme {
  --color-dreamscape-purple: #973ae1;
  --color-dreamscape-purple-50: #ffe4ff;
  --color-dreamscape-purple-100: #fdd3ff;
  --color-dreamscape-purple-200: #efb8ff;
  --color-dreamscape-purple-300: #d892ff;
  --color-dreamscape-purple-400: #c06fff;
  --color-dreamscape-purple-500: #ad44ff;
  --color-dreamscape-purple-600: #923cd8;
  --color-dreamscape-purple-700: #7530ae;
  --color-dreamscape-purple-800: #542284;
  --color-dreamscape-purple-900: #3b175d;
  --color-dreamscape-purple-950: #250640;
}

SCSS

$dreamscape-purple: #973ae1;
$dreamscape-purple-rgb: 151, 58, 225;
$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);
}