#9B6497

CSS

:root {
  --bermuda-onion: #9b6497;
  --bermuda-onion-rgb: 155 100 151;
  --bermuda-onion-oklch: oklch(0.58 0.1 329.3);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(304 22% 50%);
  border-color: oklch(0.58 0.1 329.3);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #9b6497;
  --color-bermuda-onion-50: #ffebff;
  --color-bermuda-onion-100: #fcdcf7;
  --color-bermuda-onion-200: #eec5e8;
  --color-bermuda-onion-300: #d6a5cf;
  --color-bermuda-onion-400: #c089bb;
  --color-bermuda-onion-500: #ab6da6;
  --color-bermuda-onion-600: #905d8c;
  --color-bermuda-onion-700: #744a71;
  --color-bermuda-onion-800: #553654;
  --color-bermuda-onion-900: #3b253b;
  --color-bermuda-onion-950: #251325;
}

SCSS

$bermuda-onion: #9b6497;
$bermuda-onion-rgb: 155, 100, 151;
$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);
}