#8663BB

CSS

:root {
  --lavish-spending: #8663bb;
  --lavish-spending-rgb: 134 99 187;
  --lavish-spending-oklch: oklch(0.574 0.135 300.6);
}

.element {
  color: var(--lavish-spending);
  background-color: hsl(264 39% 56%);
  border-color: oklch(0.574 0.135 300.6);
}

Tailwind CSS v4

@theme {
  --color-lavish-spending: #8663bb;
  --color-lavish-spending-50: #fcedff;
  --color-lavish-spending-100: #f0deff;
  --color-lavish-spending-200: #dfc7ff;
  --color-lavish-spending-300: #c5a7f1;
  --color-lavish-spending-400: #ac8be2;
  --color-lavish-spending-500: #956ed1;
  --color-lavish-spending-600: #7e5db0;
  --color-lavish-spending-700: #654b8e;
  --color-lavish-spending-800: #49366a;
  --color-lavish-spending-900: #32254b;
  --color-lavish-spending-950: #1e1331;
}

SCSS

$lavish-spending: #8663bb;
$lavish-spending-rgb: 134, 99, 187;
$lavish-spending-light: mix(#fff, $lavish-spending, 20%);
$lavish-spending-dark: mix(#000, $lavish-spending, 20%);

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