Dark Wood

CSS

:root {
  --dark-wood: #855e42;
  --dark-wood-rgb: 133 94 66;
  --dark-wood-oklch: oklch(0.516 0.066 56.4);
}

.element {
  color: var(--dark-wood);
  background-color: hsl(25 34% 39%);
  border-color: oklch(0.516 0.066 56.4);
}

Tailwind CSS v4

@theme {
  --color-dark-wood: #855e42;
  --color-dark-wood-50: #fff1e3;
  --color-dark-wood-100: #f9e3d3;
  --color-dark-wood-200: #eaceb9;
  --color-dark-wood-300: #d2b097;
  --color-dark-wood-400: #bd9579;
  --color-dark-wood-500: #a87b5b;
  --color-dark-wood-600: #8e684e;
  --color-dark-wood-700: #72533e;
  --color-dark-wood-800: #543c2c;
  --color-dark-wood-900: #3b291e;
  --color-dark-wood-950: #25170e;
}

SCSS

$dark-wood: #855e42;
$dark-wood-rgb: 133, 94, 66;
$dark-wood-light: mix(#fff, $dark-wood, 20%);
$dark-wood-dark: mix(#000, $dark-wood, 20%);

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