#607408

CSS

:root {
  --topiary-green: #607408;
  --topiary-green-rgb: 96 116 8;
  --topiary-green-oklch: oklch(0.524 0.123 121);
}

.element {
  color: var(--topiary-green);
  background-color: hsl(71 87% 24%);
  border-color: oklch(0.524 0.123 121);
}

Tailwind CSS v4

@theme {
  --color-topiary-green: #607408;
  --color-topiary-green-50: #eefcd5;
  --color-topiary-green-100: #e0efc2;
  --color-topiary-green-200: #cadda3;
  --color-topiary-green-300: #abc27b;
  --color-topiary-green-400: #94a952;
  --color-topiary-green-500: #7a9222;
  --color-topiary-green-600: #687b20;
  --color-topiary-green-700: #53631a;
  --color-topiary-green-800: #3e480e;
  --color-topiary-green-900: #2b3209;
  --color-topiary-green-950: #181e00;
}

SCSS

$topiary-green: #607408;
$topiary-green-rgb: 96, 116, 8;
$topiary-green-light: mix(#fff, $topiary-green, 20%);
$topiary-green-dark: mix(#000, $topiary-green, 20%);

.element {
  color: $topiary-green;
  box-shadow: 0 0 0 2px rgba($topiary-green, 0.35);
}