#966396

CSS

:root {
  --bermuda-onion: #966396;
  --bermuda-onion-rgb: 150 99 150;
  --bermuda-onion-oklch: oklch(0.572 0.097 326.7);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(300 20% 49%);
  border-color: oklch(0.572 0.097 326.7);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #966396;
  --color-bermuda-onion-50: #ffecff;
  --color-bermuda-onion-100: #fbddf8;
  --color-bermuda-onion-200: #ecc6e9;
  --color-bermuda-onion-300: #d4a6d0;
  --color-bermuda-onion-400: #bd8abd;
  --color-bermuda-onion-500: #a86fa8;
  --color-bermuda-onion-600: #8e5e8e;
  --color-bermuda-onion-700: #724b72;
  --color-bermuda-onion-800: #533655;
  --color-bermuda-onion-900: #3a253b;
  --color-bermuda-onion-950: #241425;
}

SCSS

$bermuda-onion: #966396;
$bermuda-onion-rgb: 150, 99, 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);
}