#79A769

CSS

:root {
  --garden-of-eden: #79a769;
  --garden-of-eden-rgb: 121 167 105;
  --garden-of-eden-oklch: oklch(0.68 0.101 137.9);
}

.element {
  color: var(--garden-of-eden);
  background-color: hsl(105 26% 53%);
  border-color: oklch(0.68 0.101 137.9);
}

Tailwind CSS v4

@theme {
  --color-garden-of-eden: #79a769;
  --color-garden-of-eden-50: #e7fde2;
  --color-garden-of-eden-100: #d7f1d1;
  --color-garden-of-eden-200: #bedfb7;
  --color-garden-of-eden-300: #9cc593;
  --color-garden-of-eden-400: #81ad72;
  --color-garden-of-eden-500: #649652;
  --color-garden-of-eden-600: #557f46;
  --color-garden-of-eden-700: #446538;
  --color-garden-of-eden-800: #324a26;
  --color-garden-of-eden-900: #223419;
  --color-garden-of-eden-950: #111f0a;
}

SCSS

$garden-of-eden: #79a769;
$garden-of-eden-rgb: 121, 167, 105;
$garden-of-eden-light: mix(#fff, $garden-of-eden, 20%);
$garden-of-eden-dark: mix(#000, $garden-of-eden, 20%);

.element {
  color: $garden-of-eden;
  box-shadow: 0 0 0 2px rgba($garden-of-eden, 0.35);
}