#955691

CSS

:root {
  --bermuda-onion: #955691;
  --bermuda-onion-rgb: 149 86 145;
  --bermuda-onion-oklch: oklch(0.547 0.115 329.3);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(304 27% 46%);
  border-color: oklch(0.547 0.115 329.3);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #955691;
  --color-bermuda-onion-50: #ffeaff;
  --color-bermuda-onion-100: #ffdbfa;
  --color-bermuda-onion-200: #f2c3eb;
  --color-bermuda-onion-300: #daa2d2;
  --color-bermuda-onion-400: #c485c0;
  --color-bermuda-onion-500: #b068ab;
  --color-bermuda-onion-600: #945990;
  --color-bermuda-onion-700: #774774;
  --color-bermuda-onion-800: #573357;
  --color-bermuda-onion-900: #3d233d;
  --color-bermuda-onion-950: #261226;
}

SCSS

$bermuda-onion: #955691;
$bermuda-onion-rgb: 149, 86, 145;
$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);
}