#A45B96

CSS

:root {
  --bermuda-onion: #a45b96;
  --bermuda-onion-rgb: 164 91 150;
  --bermuda-onion-oklch: oklch(0.576 0.122 334.5);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(312 29% 50%);
  border-color: oklch(0.576 0.122 334.5);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #a45b96;
  --color-bermuda-onion-50: #ffe8ff;
  --color-bermuda-onion-100: #ffd9f7;
  --color-bermuda-onion-200: #f7c1e8;
  --color-bermuda-onion-300: #e09fcf;
  --color-bermuda-onion-400: #ca82bc;
  --color-bermuda-onion-500: #b664a7;
  --color-bermuda-onion-600: #9a558d;
  --color-bermuda-onion-700: #7c4471;
  --color-bermuda-onion-800: #5b3155;
  --color-bermuda-onion-900: #40213b;
  --color-bermuda-onion-950: #281025;
}

SCSS

$bermuda-onion: #a45b96;
$bermuda-onion-rgb: 164, 91, 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);
}