#617F48

CSS

:root {
  --beyond-the-pines: #617f48;
  --beyond-the-pines-rgb: 97 127 72;
  --beyond-the-pines-oklch: oklch(0.559 0.087 132);
}

.element {
  color: var(--beyond-the-pines);
  background-color: hsl(93 28% 39%);
  border-color: oklch(0.559 0.087 132);
}

Tailwind CSS v4

@theme {
  --color-beyond-the-pines: #617f48;
  --color-beyond-the-pines-50: #ebfbe2;
  --color-beyond-the-pines-100: #dcefd2;
  --color-beyond-the-pines-200: #c5ddb7;
  --color-beyond-the-pines-300: #a5c294;
  --color-beyond-the-pines-400: #8baa74;
  --color-beyond-the-pines-500: #709254;
  --color-beyond-the-pines-600: #5f7c48;
  --color-beyond-the-pines-700: #4c6339;
  --color-beyond-the-pines-800: #384827;
  --color-beyond-the-pines-900: #26321a;
  --color-beyond-the-pines-950: #151e0b;
}

SCSS

$beyond-the-pines: #617f48;
$beyond-the-pines-rgb: 97, 127, 72;
$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);
}