#99649A

CSS

:root {
  --bermuda-onion: #99649a;
  --bermuda-onion-rgb: 153 100 154;
  --bermuda-onion-oklch: oklch(0.579 0.101 326.2);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(299 21% 50%);
  border-color: oklch(0.579 0.101 326.2);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #99649a;
  --color-bermuda-onion-50: #ffebff;
  --color-bermuda-onion-100: #fbddf9;
  --color-bermuda-onion-200: #edc5ea;
  --color-bermuda-onion-300: #d4a5d2;
  --color-bermuda-onion-400: #be89bf;
  --color-bermuda-onion-500: #a96daa;
  --color-bermuda-onion-600: #8f5d90;
  --color-bermuda-onion-700: #724a73;
  --color-bermuda-onion-800: #543656;
  --color-bermuda-onion-900: #3a253c;
  --color-bermuda-onion-950: #241326;
}

SCSS

$bermuda-onion: #99649a;
$bermuda-onion-rgb: 153, 100, 154;
$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);
}