#332820

CSS

:root {
  --wood-bark: #332820;
  --wood-bark-rgb: 51 40 32;
  --wood-bark-oklch: oklch(0.287 0.022 57.8);
}

.element {
  color: var(--wood-bark);
  background-color: hsl(25 23% 16%);
  border-color: oklch(0.287 0.022 57.8);
}

Tailwind CSS v4

@theme {
  --color-wood-bark: #332820;
  --color-wood-bark-50: #faf4ef;
  --color-wood-bark-100: #eee6e1;
  --color-wood-bark-200: #dcd2cb;
  --color-wood-bark-300: #c0b5ad;
  --color-wood-bark-400: #a99c92;
  --color-wood-bark-500: #928378;
  --color-wood-bark-600: #7b6f66;
  --color-wood-bark-700: #635951;
  --color-wood-bark-800: #49413b;
  --color-wood-bark-900: #322c29;
  --color-wood-bark-950: #1e1a17;
}

SCSS

$wood-bark: #332820;
$wood-bark-rgb: 51, 40, 32;
$wood-bark-light: mix(#fff, $wood-bark, 20%);
$wood-bark-dark: mix(#000, $wood-bark, 20%);

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