#A35C96

CSS

:root {
  --bermuda-onion: #a35c96;
  --bermuda-onion-rgb: 163 92 150;
  --bermuda-onion-oklch: oklch(0.576 0.12 334.1);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(311 28% 50%);
  border-color: oklch(0.576 0.12 334.1);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #a35c96;
  --color-bermuda-onion-50: #ffe9ff;
  --color-bermuda-onion-100: #ffd9f7;
  --color-bermuda-onion-200: #f6c1e8;
  --color-bermuda-onion-300: #dfa0cf;
  --color-bermuda-onion-400: #c983bb;
  --color-bermuda-onion-500: #b565a6;
  --color-bermuda-onion-600: #99568d;
  --color-bermuda-onion-700: #7b4571;
  --color-bermuda-onion-800: #5a3255;
  --color-bermuda-onion-900: #3f223b;
  --color-bermuda-onion-950: #281125;
}

SCSS

$bermuda-onion: #a35c96;
$bermuda-onion-rgb: 163, 92, 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);
}