#80A56F

CSS

:root {
  --garden-of-eden: #80a56f;
  --garden-of-eden-rgb: 128 165 111;
  --garden-of-eden-oklch: oklch(0.68 0.087 136.1);
}

.element {
  color: var(--garden-of-eden);
  background-color: hsl(101 23% 54%);
  border-color: oklch(0.68 0.087 136.1);
}

Tailwind CSS v4

@theme {
  --color-garden-of-eden: #80a56f;
  --color-garden-of-eden-50: #e9fce4;
  --color-garden-of-eden-100: #daefd3;
  --color-garden-of-eden-200: #c3deba;
  --color-garden-of-eden-300: #a2c297;
  --color-garden-of-eden-400: #87ab77;
  --color-garden-of-eden-500: #6b9359;
  --color-garden-of-eden-600: #5b7d4b;
  --color-garden-of-eden-700: #49643c;
  --color-garden-of-eden-800: #36492a;
  --color-garden-of-eden-900: #25331c;
  --color-garden-of-eden-950: #131e0c;
}

SCSS

$garden-of-eden: #80a56f;
$garden-of-eden-rgb: 128, 165, 111;
$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);
}