#005336

CSS

:root {
  --lost-in-the-woods: #005336;
  --lost-in-the-woods-rgb: 0 83 54;
  --lost-in-the-woods-oklch: oklch(0.391 0.086 161.4);
}

.element {
  color: var(--lost-in-the-woods);
  background-color: hsl(159 100% 16%);
  border-color: oklch(0.391 0.086 161.4);
}

Tailwind CSS v4

@theme {
  --color-lost-in-the-woods: #005336;
  --color-lost-in-the-woods-50: #e0fdee;
  --color-lost-in-the-woods-100: #cff2e0;
  --color-lost-in-the-woods-200: #b3e0ca;
  --color-lost-in-the-woods-300: #8ec6ab;
  --color-lost-in-the-woods-400: #6eaf8e;
  --color-lost-in-the-woods-500: #4b9874;
  --color-lost-in-the-woods-600: #418062;
  --color-lost-in-the-woods-700: #33674e;
  --color-lost-in-the-woods-800: #254c38;
  --color-lost-in-the-woods-900: #193426;
  --color-lost-in-the-woods-950: #092014;
}

SCSS

$lost-in-the-woods: #005336;
$lost-in-the-woods-rgb: 0, 83, 54;
$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);
}