#A1628E

CSS

:root {
  --bermuda-onion: #a1628e;
  --bermuda-onion-rgb: 161 98 142;
  --bermuda-onion-oklch: oklch(0.58 0.1 339);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(318 25% 51%);
  border-color: oklch(0.58 0.1 339);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #a1628e;
  --color-bermuda-onion-50: #ffebfe;
  --color-bermuda-onion-100: #ffdbf2;
  --color-bermuda-onion-200: #f3c4e1;
  --color-bermuda-onion-300: #dba4c7;
  --color-bermuda-onion-400: #c687b2;
  --color-bermuda-onion-500: #b16b9c;
  --color-bermuda-onion-600: #965b84;
  --color-bermuda-onion-700: #78486a;
  --color-bermuda-onion-800: #58344f;
  --color-bermuda-onion-900: #3e2437;
  --color-bermuda-onion-950: #271222;
}

SCSS

$bermuda-onion: #a1628e;
$bermuda-onion-rgb: 161, 98, 142;
$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);
}