#7F5D48

CSS

:root {
  --dark-wood: #7f5d48;
  --dark-wood-rgb: 127 93 72;
  --dark-wood-oklch: oklch(0.508 0.055 52.8);
}

.element {
  color: var(--dark-wood);
  background-color: hsl(23 28% 39%);
  border-color: oklch(0.508 0.055 52.8);
}

Tailwind CSS v4

@theme {
  --color-dark-wood: #7f5d48;
  --color-dark-wood-50: #fff1e7;
  --color-dark-wood-100: #f7e4d7;
  --color-dark-wood-200: #e8cfbf;
  --color-dark-wood-300: #ceb19d;
  --color-dark-wood-400: #b99681;
  --color-dark-wood-500: #a47c64;
  --color-dark-wood-600: #8a6955;
  --color-dark-wood-700: #6f5444;
  --color-dark-wood-800: #523d31;
  --color-dark-wood-900: #392a21;
  --color-dark-wood-950: #231811;
}

SCSS

$dark-wood: #7f5d48;
$dark-wood-rgb: 127, 93, 72;
$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);
}