#9D6394

CSS

:root {
  --bermuda-onion: #9d6394;
  --bermuda-onion-rgb: 157 99 148;
  --bermuda-onion-oklch: oklch(0.579 0.1 332.5);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(309 23% 50%);
  border-color: oklch(0.579 0.1 332.5);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #9d6394;
  --color-bermuda-onion-50: #ffebff;
  --color-bermuda-onion-100: #fedcf6;
  --color-bermuda-onion-200: #f0c5e6;
  --color-bermuda-onion-300: #d8a4cc;
  --color-bermuda-onion-400: #c288b8;
  --color-bermuda-onion-500: #ad6ca3;
  --color-bermuda-onion-600: #925c8a;
  --color-bermuda-onion-700: #75496e;
  --color-bermuda-onion-800: #563553;
  --color-bermuda-onion-900: #3c243a;
  --color-bermuda-onion-950: #261324;
}

SCSS

$bermuda-onion: #9d6394;
$bermuda-onion-rgb: 157, 99, 148;
$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);
}