#8C7252

CSS

:root {
  --tobacco-leaf: #8c7252;
  --tobacco-leaf-rgb: 140 114 82;
  --tobacco-leaf-oklch: oklch(0.569 0.056 72.1);
}

.element {
  color: var(--tobacco-leaf);
  background-color: hsl(33 26% 44%);
  border-color: oklch(0.569 0.056 72.1);
}

Tailwind CSS v4

@theme {
  --color-tobacco-leaf: #8c7252;
  --color-tobacco-leaf-50: #fff3e4;
  --color-tobacco-leaf-100: #f4e6d4;
  --color-tobacco-leaf-200: #e3d1ba;
  --color-tobacco-leaf-300: #c9b498;
  --color-tobacco-leaf-400: #b49a7a;
  --color-tobacco-leaf-500: #9e805c;
  --color-tobacco-leaf-600: #856d4f;
  --color-tobacco-leaf-700: #6b573f;
  --color-tobacco-leaf-800: #4f3f2d;
  --color-tobacco-leaf-900: #372b1e;
  --color-tobacco-leaf-950: #22190e;
}

SCSS

$tobacco-leaf: #8c7252;
$tobacco-leaf-rgb: 140, 114, 82;
$tobacco-leaf-light: mix(#fff, $tobacco-leaf, 20%);
$tobacco-leaf-dark: mix(#000, $tobacco-leaf, 20%);

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