#80A571

CSS

:root {
  --garden-of-eden: #80a571;
  --garden-of-eden-rgb: 128 165 113;
  --garden-of-eden-oklch: oklch(0.681 0.084 136.9);
}

.element {
  color: var(--garden-of-eden);
  background-color: hsl(103 22% 55%);
  border-color: oklch(0.681 0.084 136.9);
}

Tailwind CSS v4

@theme {
  --color-garden-of-eden: #80a571;
  --color-garden-of-eden-50: #e9fbe4;
  --color-garden-of-eden-100: #daefd4;
  --color-garden-of-eden-200: #c3debb;
  --color-garden-of-eden-300: #a2c299;
  --color-garden-of-eden-400: #87aa79;
  --color-garden-of-eden-500: #6b935b;
  --color-garden-of-eden-600: #5b7d4d;
  --color-garden-of-eden-700: #49643d;
  --color-garden-of-eden-800: #36492b;
  --color-garden-of-eden-900: #25331d;
  --color-garden-of-eden-950: #131e0d;
}

SCSS

$garden-of-eden: #80a571;
$garden-of-eden-rgb: 128, 165, 113;
$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);
}