#A65E96

CSS

:root {
  --bermuda-onion: #a65e96;
  --bermuda-onion-rgb: 166 94 150;
  --bermuda-onion-oklch: oklch(0.583 0.118 335.8);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(313 29% 51%);
  border-color: oklch(0.583 0.118 335.8);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #a65e96;
  --color-bermuda-onion-50: #ffe9ff;
  --color-bermuda-onion-100: #ffd9f6;
  --color-bermuda-onion-200: #f7c1e6;
  --color-bermuda-onion-300: #dfa0cd;
  --color-bermuda-onion-400: #ca83b9;
  --color-bermuda-onion-500: #b665a4;
  --color-bermuda-onion-600: #9a568b;
  --color-bermuda-onion-700: #7b456f;
  --color-bermuda-onion-800: #5b3253;
  --color-bermuda-onion-900: #3f223a;
  --color-bermuda-onion-950: #281124;
}

SCSS

$bermuda-onion: #a65e96;
$bermuda-onion-rgb: 166, 94, 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);
}