#7BA66A

CSS

:root {
  --garden-of-eden: #7ba66a;
  --garden-of-eden-rgb: 123 166 106;
  --garden-of-eden-oklch: oklch(0.679 0.097 137.1);
}

.element {
  color: var(--garden-of-eden);
  background-color: hsl(103 25% 53%);
  border-color: oklch(0.679 0.097 137.1);
}

Tailwind CSS v4

@theme {
  --color-garden-of-eden: #7ba66a;
  --color-garden-of-eden-50: #e8fce2;
  --color-garden-of-eden-100: #d8f0d1;
  --color-garden-of-eden-200: #c0dfb7;
  --color-garden-of-eden-300: #9ec494;
  --color-garden-of-eden-400: #83ac73;
  --color-garden-of-eden-500: #669553;
  --color-garden-of-eden-600: #577e47;
  --color-garden-of-eden-700: #456539;
  --color-garden-of-eden-800: #334a27;
  --color-garden-of-eden-900: #23331a;
  --color-garden-of-eden-950: #121f0a;
}

SCSS

$garden-of-eden: #7ba66a;
$garden-of-eden-rgb: 123, 166, 106;
$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);
}