Alpine

CSS

:root {
  --alpine: #ad8a3b;
  --alpine-rgb: 173 138 59;
  --alpine-oklch: oklch(0.651 0.106 85);
}

.element {
  color: var(--alpine);
  background-color: hsl(42 49% 45%);
  border-color: oklch(0.651 0.106 85);
}

Tailwind CSS v4

@theme {
  --color-alpine: #ad8a3b;
  --color-alpine-50: #fff4d4;
  --color-alpine-100: #f7e6c0;
  --color-alpine-200: #e8d2a1;
  --color-alpine-300: #cfb478;
  --color-alpine-400: #bb9950;
  --color-alpine-500: #a68021;
  --color-alpine-600: #8c6c1f;
  --color-alpine-700: #715718;
  --color-alpine-800: #543f0f;
  --color-alpine-900: #3b2b0a;
  --color-alpine-950: #251800;
}

SCSS

$alpine: #ad8a3b;
$alpine-rgb: 173, 138, 59;
$alpine-light: mix(#fff, $alpine, 20%);
$alpine-dark: mix(#000, $alpine, 20%);

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