#976696

CSS

:root {
  --bermuda-onion: #976696;
  --bermuda-onion-rgb: 151 102 150;
  --bermuda-onion-oklch: oklch(0.579 0.092 327.4);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(301 19% 50%);
  border-color: oklch(0.579 0.092 327.4);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #976696;
  --color-bermuda-onion-50: #ffecff;
  --color-bermuda-onion-100: #faddf7;
  --color-bermuda-onion-200: #ebc7e8;
  --color-bermuda-onion-300: #d3a7ce;
  --color-bermuda-onion-400: #bc8bbb;
  --color-bermuda-onion-500: #a770a6;
  --color-bermuda-onion-600: #8d5f8c;
  --color-bermuda-onion-700: #714c70;
  --color-bermuda-onion-800: #533754;
  --color-bermuda-onion-900: #3a263a;
  --color-bermuda-onion-950: #241424;
}

SCSS

$bermuda-onion: #976696;
$bermuda-onion-rgb: 151, 102, 150;
$bermuda-onion-light: mix(#fff, $bermuda-onion, 20%);
$bermuda-onion-dark: mix(#000, $bermuda-onion, 20%);

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