#9D6491

CSS

:root {
  --bermuda-onion: #9d6491;
  --bermuda-onion-rgb: 157 100 145;
  --bermuda-onion-oklch: oklch(0.58 0.096 334.7);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(313 23% 50%);
  border-color: oklch(0.58 0.096 334.7);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #9d6491;
  --color-bermuda-onion-50: #ffebff;
  --color-bermuda-onion-100: #fedcf4;
  --color-bermuda-onion-200: #f0c5e3;
  --color-bermuda-onion-300: #d8a5ca;
  --color-bermuda-onion-400: #c289b5;
  --color-bermuda-onion-500: #ad6da0;
  --color-bermuda-onion-600: #925d87;
  --color-bermuda-onion-700: #754a6c;
  --color-bermuda-onion-800: #563651;
  --color-bermuda-onion-900: #3c2538;
  --color-bermuda-onion-950: #261323;
}

SCSS

$bermuda-onion: #9d6491;
$bermuda-onion-rgb: 157, 100, 145;
$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);
}