#AD5214

CSS

:root {
  --brandy-bear: #ad5214;
  --brandy-bear-rgb: 173 82 20;
  --brandy-bear-oklch: oklch(0.544 0.137 48.7);
}

.element {
  color: var(--brandy-bear);
  background-color: hsl(24 79% 38%);
  border-color: oklch(0.544 0.137 48.7);
}

Tailwind CSS v4

@theme {
  --color-brandy-bear: #ad5214;
  --color-brandy-bear-50: #ffebd2;
  --color-brandy-bear-100: #ffdcbf;
  --color-brandy-bear-200: #ffc49f;
  --color-brandy-bear-300: #f0a376;
  --color-brandy-bear-400: #df8451;
  --color-brandy-bear-500: #cc6522;
  --color-brandy-bear-600: #ac5620;
  --color-brandy-bear-700: #8b4519;
  --color-brandy-bear-800: #683112;
  --color-brandy-bear-900: #49210b;
  --color-brandy-bear-950: #2f1001;
}

SCSS

$brandy-bear: #ad5214;
$brandy-bear-rgb: 173, 82, 20;
$brandy-bear-light: mix(#fff, $brandy-bear, 20%);
$brandy-bear-dark: mix(#000, $brandy-bear, 20%);

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