#975689

CSS

:root {
  --bermuda-onion: #975689;
  --bermuda-onion-rgb: 151 86 137;
  --bermuda-onion-oklch: oklch(0.546 0.109 335.4);
}

.element {
  color: var(--bermuda-onion);
  background-color: hsl(313 27% 46%);
  border-color: oklch(0.546 0.109 335.4);
}

Tailwind CSS v4

@theme {
  --color-bermuda-onion: #975689;
  --color-bermuda-onion-50: #ffeaff;
  --color-bermuda-onion-100: #ffdbf5;
  --color-bermuda-onion-200: #f4c3e5;
  --color-bermuda-onion-300: #dca2cb;
  --color-bermuda-onion-400: #c785b8;
  --color-bermuda-onion-500: #b269a2;
  --color-bermuda-onion-600: #975989;
  --color-bermuda-onion-700: #79476e;
  --color-bermuda-onion-800: #593352;
  --color-bermuda-onion-900: #3e2339;
  --color-bermuda-onion-950: #271224;
}

SCSS

$bermuda-onion: #975689;
$bermuda-onion-rgb: 151, 86, 137;
$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);
}