#B59749

CSS

:root {
  --pirate-s-hook: #b59749;
  --pirate-s-hook-rgb: 181 151 73;
  --pirate-s-hook-oklch: oklch(0.688 0.104 88.4);
}

.element {
  color: var(--pirate-s-hook);
  background-color: hsl(43 43% 50%);
  border-color: oklch(0.688 0.104 88.4);
}

Tailwind CSS v4

@theme {
  --color-pirate-s-hook: #b59749;
  --color-pirate-s-hook-50: #fff5d4;
  --color-pirate-s-hook-100: #f5e7c1;
  --color-pirate-s-hook-200: #e5d3a2;
  --color-pirate-s-hook-300: #ccb679;
  --color-pirate-s-hook-400: #b89b52;
  --color-pirate-s-hook-500: #a28224;
  --color-pirate-s-hook-600: #896e21;
  --color-pirate-s-hook-700: #6e581a;
  --color-pirate-s-hook-800: #523f11;
  --color-pirate-s-hook-900: #392c0a;
  --color-pirate-s-hook-950: #231901;
}

SCSS

$pirate-s-hook: #b59749;
$pirate-s-hook-rgb: 181, 151, 73;
$pirate-s-hook-light: mix(#fff, $pirate-s-hook, 20%);
$pirate-s-hook-dark: mix(#000, $pirate-s-hook, 20%);

.element {
  color: $pirate-s-hook;
  box-shadow: 0 0 0 2px rgba($pirate-s-hook, 0.35);
}