#4E3F28

CSS

:root {
  --avocado-stone: #4e3f28;
  --avocado-stone-rgb: 78 63 40;
  --avocado-stone-oklch: oklch(0.377 0.041 77.7);
}

.element {
  color: var(--avocado-stone);
  background-color: hsl(36 32% 23%);
  border-color: oklch(0.377 0.041 77.7);
}

Tailwind CSS v4

@theme {
  --color-avocado-stone: #4e3f28;
  --color-avocado-stone-50: #fcf4e8;
  --color-avocado-stone-100: #efe7d9;
  --color-avocado-stone-200: #ded3c1;
  --color-avocado-stone-300: #c3b5a0;
  --color-avocado-stone-400: #ac9c83;
  --color-avocado-stone-500: #968367;
  --color-avocado-stone-600: #7f6f58;
  --color-avocado-stone-700: #655946;
  --color-avocado-stone-800: #4b4132;
  --color-avocado-stone-900: #342d22;
  --color-avocado-stone-950: #1f1a11;
}

SCSS

$avocado-stone: #4e3f28;
$avocado-stone-rgb: 78, 63, 40;
$avocado-stone-light: mix(#fff, $avocado-stone, 20%);
$avocado-stone-dark: mix(#000, $avocado-stone, 20%);

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