#60803D

CSS

:root {
  --beyond-the-pines: #60803d;
  --beyond-the-pines-rgb: 96 128 61;
  --beyond-the-pines-oklch: oklch(0.559 0.101 130.2);
}

.element {
  color: var(--beyond-the-pines);
  background-color: hsl(89 35% 37%);
  border-color: oklch(0.559 0.101 130.2);
}

Tailwind CSS v4

@theme {
  --color-beyond-the-pines: #60803d;
  --color-beyond-the-pines-50: #eafcde;
  --color-beyond-the-pines-100: #dbf0cd;
  --color-beyond-the-pines-200: #c4deb1;
  --color-beyond-the-pines-300: #a4c38d;
  --color-beyond-the-pines-400: #8aab6a;
  --color-beyond-the-pines-500: #6f9348;
  --color-beyond-the-pines-600: #5e7d3e;
  --color-beyond-the-pines-700: #4b6431;
  --color-beyond-the-pines-800: #384921;
  --color-beyond-the-pines-900: #263316;
  --color-beyond-the-pines-950: #151e07;
}

SCSS

$beyond-the-pines: #60803d;
$beyond-the-pines-rgb: 96, 128, 61;
$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);
}