#A65998

CSS

:root {
  --bermuda-onion: #a65998;
  --bermuda-onion-rgb: 166 89 152;
  --bermuda-onion-oklch: oklch(0.576 0.129 334.3);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(311 30% 50%);
  border-color: oklch(0.576 0.129 334.3);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #a65998;
  --color-bermuda-onion-50: #ffe8ff;
  --color-bermuda-onion-100: #ffd8f8;
  --color-bermuda-onion-200: #f9c0e9;
  --color-bermuda-onion-300: #e29ed0;
  --color-bermuda-onion-400: #cc80bd;
  --color-bermuda-onion-500: #b862a9;
  --color-bermuda-onion-600: #9c538f;
  --color-bermuda-onion-700: #7d4372;
  --color-bermuda-onion-800: #5c3056;
  --color-bermuda-onion-900: #40213c;
  --color-bermuda-onion-950: #291026;
}

SCSS

$bermuda-onion: #a65998;
$bermuda-onion-rgb: 166, 89, 152;
$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);
}