#064327

CSS

:root {
  --lost-in-the-woods: #064327;
  --lost-in-the-woods-rgb: 6 67 39;
  --lost-in-the-woods-oklch: oklch(0.339 0.077 157);
}

.element {
  color: var(--lost-in-the-woods);
  background-color: hsl(152 84% 14%);
  border-color: oklch(0.339 0.077 157);
}

Tailwind CSS v4

@theme {
  --color-lost-in-the-woods: #064327;
  --color-lost-in-the-woods-50: #e4fced;
  --color-lost-in-the-woods-100: #d3f0df;
  --color-lost-in-the-woods-200: #b9dfc9;
  --color-lost-in-the-woods-300: #96c4a9;
  --color-lost-in-the-woods-400: #78ac8c;
  --color-lost-in-the-woods-500: #599672;
  --color-lost-in-the-woods-600: #4c7f60;
  --color-lost-in-the-woods-700: #3c654d;
  --color-lost-in-the-woods-800: #2c4a37;
  --color-lost-in-the-woods-900: #1e3425;
  --color-lost-in-the-woods-950: #0d1f14;
}

SCSS

$lost-in-the-woods: #064327;
$lost-in-the-woods-rgb: 6, 67, 39;
$lost-in-the-woods-light: mix(#fff, $lost-in-the-woods, 20%);
$lost-in-the-woods-dark: mix(#000, $lost-in-the-woods, 20%);

.element {
  color: $lost-in-the-woods;
  box-shadow: 0 0 0 2px rgba($lost-in-the-woods, 0.35);
}