#7A69B4

CSS

:root {
  --lavish-spending: #7a69b4;
  --lavish-spending-rgb: 122 105 180;
  --lavish-spending-oklch: oklch(0.569 0.114 292.8);
}

.element {
  color: var(--lavish-spending);
  background-color: hsl(254 33% 56%);
  border-color: oklch(0.569 0.114 292.8);
}

Tailwind CSS v4

@theme {
  --color-lavish-spending: #7a69b4;
  --color-lavish-spending-50: #f7efff;
  --color-lavish-spending-100: #eae1ff;
  --color-lavish-spending-200: #d7cbff;
  --color-lavish-spending-300: #bbacec;
  --color-lavish-spending-400: #a191dc;
  --color-lavish-spending-500: #8976cb;
  --color-lavish-spending-600: #7464ab;
  --color-lavish-spending-700: #5d5089;
  --color-lavish-spending-800: #433b67;
  --color-lavish-spending-900: #2e2848;
  --color-lavish-spending-950: #1b162f;
}

SCSS

$lavish-spending: #7a69b4;
$lavish-spending-rgb: 122, 105, 180;
$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);
}