#B69740

CSS

:root {
  --pirate-s-hook: #b69740;
  --pirate-s-hook-rgb: 182 151 64;
  --pirate-s-hook-oklch: oklch(0.688 0.111 89.4);
}

.element {
  color: var(--pirate-s-hook);
  background-color: hsl(44 48% 48%);
  border-color: oklch(0.688 0.111 89.4);
}

Tailwind CSS v4

@theme {
  --color-pirate-s-hook: #b69740;
  --color-pirate-s-hook-50: #fff5d2;
  --color-pirate-s-hook-100: #f5e7be;
  --color-pirate-s-hook-200: #e6d39e;
  --color-pirate-s-hook-300: #ccb674;
  --color-pirate-s-hook-400: #b89b4a;
  --color-pirate-s-hook-500: #a38111;
  --color-pirate-s-hook-600: #8a6e14;
  --color-pirate-s-hook-700: #6f5810;
  --color-pirate-s-hook-800: #533f09;
  --color-pirate-s-hook-900: #3a2c06;
  --color-pirate-s-hook-950: #241900;
}

SCSS

$pirate-s-hook: #b69740;
$pirate-s-hook-rgb: 182, 151, 64;
$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);
}