#9C5998

CSS

:root {
  --bermuda-onion: #9c5998;
  --bermuda-onion-rgb: 156 89 152;
  --bermuda-onion-oklch: oklch(0.563 0.122 329.2);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(304 27% 48%);
  border-color: oklch(0.563 0.122 329.2);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #9c5998;
  --color-bermuda-onion-50: #ffe9ff;
  --color-bermuda-onion-100: #ffdafb;
  --color-bermuda-onion-200: #f4c2ec;
  --color-bermuda-onion-300: #dca1d4;
  --color-bermuda-onion-400: #c684c1;
  --color-bermuda-onion-500: #b266ad;
  --color-bermuda-onion-600: #965792;
  --color-bermuda-onion-700: #784575;
  --color-bermuda-onion-800: #583258;
  --color-bermuda-onion-900: #3e223d;
  --color-bermuda-onion-950: #271127;
}

SCSS

$bermuda-onion: #9c5998;
$bermuda-onion-rgb: 156, 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);
}