#8666AC

CSS

:root {
  --lavish-spending: #8666ac;
  --lavish-spending-rgb: 134 102 172;
  --lavish-spending-oklch: oklch(0.571 0.11 304.2);
}

.element {
  color: var(--lavish-spending);
  background-color: hsl(267 30% 54%);
  border-color: oklch(0.571 0.11 304.2);
}

Tailwind CSS v4

@theme {
  --color-lavish-spending: #8666ac;
  --color-lavish-spending-50: #fdeeff;
  --color-lavish-spending-100: #f1dfff;
  --color-lavish-spending-200: #e0c9fa;
  --color-lavish-spending-300: #c5a9e4;
  --color-lavish-spending-400: #ad8ed3;
  --color-lavish-spending-500: #9672c1;
  --color-lavish-spending-600: #7f61a3;
  --color-lavish-spending-700: #664d83;
  --color-lavish-spending-800: #4a3862;
  --color-lavish-spending-900: #332745;
  --color-lavish-spending-950: #1f152c;
}

SCSS

$lavish-spending: #8666ac;
$lavish-spending-rgb: 134, 102, 172;
$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);
}