#5F8047

CSS

:root {
  --beyond-the-pines: #5f8047;
  --beyond-the-pines-rgb: 95 128 71;
  --beyond-the-pines-oklch: oklch(0.56 0.091 133.2);
}

.element {
  color: var(--beyond-the-pines);
  background-color: hsl(95 29% 39%);
  border-color: oklch(0.56 0.091 133.2);
}

Tailwind CSS v4

@theme {
  --color-beyond-the-pines: #5f8047;
  --color-beyond-the-pines-50: #eafce2;
  --color-beyond-the-pines-100: #dbefd1;
  --color-beyond-the-pines-200: #c4deb7;
  --color-beyond-the-pines-300: #a3c294;
  --color-beyond-the-pines-400: #89aa72;
  --color-beyond-the-pines-500: #6e9353;
  --color-beyond-the-pines-600: #5d7c47;
  --color-beyond-the-pines-700: #4a6438;
  --color-beyond-the-pines-800: #374927;
  --color-beyond-the-pines-900: #26331a;
  --color-beyond-the-pines-950: #141e0a;
}

SCSS

$beyond-the-pines: #5f8047;
$beyond-the-pines-rgb: 95, 128, 71;
$beyond-the-pines-light: mix(#fff, $beyond-the-pines, 20%);
$beyond-the-pines-dark: mix(#000, $beyond-the-pines, 20%);

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