#CC8A81

CSS

:root {
  --whisky: #cc8a81;
  --whisky-rgb: 204 138 129;
  --whisky-oklch: oklch(0.697 0.083 27.9);
}

.element {
  color: var(--whisky);
  background-color: hsl(7 42% 65%);
  border-color: oklch(0.697 0.083 27.9);
}

Tailwind CSS v4

@theme {
  --color-whisky: #cc8a81;
  --color-whisky-50: #ffede7;
  --color-whisky-100: #ffded8;
  --color-whisky-200: #f6c8c0;
  --color-whisky-300: #dfa89f;
  --color-whisky-400: #cb8c83;
  --color-whisky-500: #b77067;
  --color-whisky-600: #9a5f58;
  --color-whisky-700: #7c4c46;
  --color-whisky-800: #5c3733;
  --color-whisky-900: #402623;
  --color-whisky-950: #291412;
}

SCSS

$whisky: #cc8a81;
$whisky-rgb: 204, 138, 129;
$whisky-light: mix(#fff, $whisky, 20%);
$whisky-dark: mix(#000, $whisky, 20%);

.element {
  color: $whisky;
  box-shadow: 0 0 0 2px rgba($whisky, 0.35);
}