#8967B3

CSS

:root {
  --lavish-spending: #8967b3;
  --lavish-spending-rgb: 137 103 179;
  --lavish-spending-oklch: oklch(0.579 0.118 303.5);
}

.element {
  color: var(--lavish-spending);
  background-color: hsl(267 33% 55%);
  border-color: oklch(0.579 0.118 303.5);
}

Tailwind CSS v4

@theme {
  --color-lavish-spending: #8967b3;
  --color-lavish-spending-50: #fdedff;
  --color-lavish-spending-100: #f1deff;
  --color-lavish-spending-200: #e0c8fd;
  --color-lavish-spending-300: #c6a8e8;
  --color-lavish-spending-400: #ad8dd8;
  --color-lavish-spending-500: #9771c6;
  --color-lavish-spending-600: #8060a7;
  --color-lavish-spending-700: #664c86;
  --color-lavish-spending-800: #4a3864;
  --color-lavish-spending-900: #332647;
  --color-lavish-spending-950: #1f142e;
}

SCSS

$lavish-spending: #8967b3;
$lavish-spending-rgb: 137, 103, 179;
$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);
}