#C68D82

CSS

:root {
  --whisky: #c68d82;
  --whisky-rgb: 198 141 130;
  --whisky-oklch: oklch(0.696 0.072 31.2);
}

.element {
  color: var(--whisky);
  background-color: hsl(10 37% 64%);
  border-color: oklch(0.696 0.072 31.2);
}

Tailwind CSS v4

@theme {
  --color-whisky: #c68d82;
  --color-whisky-50: #ffeee8;
  --color-whisky-100: #ffe0d9;
  --color-whisky-200: #f1cac1;
  --color-whisky-300: #daaba0;
  --color-whisky-400: #c58f84;
  --color-whisky-500: #b17469;
  --color-whisky-600: #956359;
  --color-whisky-700: #784f47;
  --color-whisky-800: #593934;
  --color-whisky-900: #3e2723;
  --color-whisky-950: #271512;
}

SCSS

$whisky: #c68d82;
$whisky-rgb: 198, 141, 130;
$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);
}