#2F261E

CSS

:root {
  --wood-bark: #2f261e;
  --wood-bark-rgb: 47 38 30;
  --wood-bark-oklch: oklch(0.276 0.02 63.5);
}

.element {
  color: var(--wood-bark);
  background-color: hsl(28 22% 15%);
  border-color: oklch(0.276 0.02 63.5);
}

Tailwind CSS v4

@theme {
  --color-wood-bark: #2f261e;
  --color-wood-bark-50: #f9f4ef;
  --color-wood-bark-100: #ede7e1;
  --color-wood-bark-200: #dad3cc;
  --color-wood-bark-300: #bfb6ad;
  --color-wood-bark-400: #a79c93;
  --color-wood-bark-500: #908479;
  --color-wood-bark-600: #7a6f67;
  --color-wood-bark-700: #615952;
  --color-wood-bark-800: #48413c;
  --color-wood-bark-900: #322d29;
  --color-wood-bark-950: #1e1a17;
}

SCSS

$wood-bark: #2f261e;
$wood-bark-rgb: 47, 38, 30;
$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);
}