Rookwood Dark Brown

CSS

:root {
  --rookwood-dark-brown: #5f4d43;
  --rookwood-dark-brown-rgb: 95 77 67;
  --rookwood-dark-brown-oklch: oklch(0.436 0.029 50.7);
}

.element {
  color: var(--rookwood-dark-brown);
  background-color: hsl(21 17% 32%);
  border-color: oklch(0.436 0.029 50.7);
}

Tailwind CSS v4

@theme {
  --color-rookwood-dark-brown: #5f4d43;
  --color-rookwood-dark-brown-50: #fcf3ee;
  --color-rookwood-dark-brown-100: #f0e5df;
  --color-rookwood-dark-brown-200: #dfd1c9;
  --color-rookwood-dark-brown-300: #c4b4aa;
  --color-rookwood-dark-brown-400: #ad9a8f;
  --color-rookwood-dark-brown-500: #978175;
  --color-rookwood-dark-brown-600: #7f6d63;
  --color-rookwood-dark-brown-700: #66574f;
  --color-rookwood-dark-brown-800: #4b403a;
  --color-rookwood-dark-brown-900: #342c27;
  --color-rookwood-dark-brown-950: #201916;
}

SCSS

$rookwood-dark-brown: #5f4d43;
$rookwood-dark-brown-rgb: 95, 77, 67;
$rookwood-dark-brown-light: mix(#fff, $rookwood-dark-brown, 20%);
$rookwood-dark-brown-dark: mix(#000, $rookwood-dark-brown, 20%);

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