#008900

CSS

:root {
  --fine-pine: #008900;
  --fine-pine-rgb: 0 137 0;
  --fine-pine-oklch: oklch(0.546 0.186 142.5);
}

.element {
  color: var(--fine-pine);
  background-color: hsl(120 100% 27%);
  border-color: oklch(0.546 0.186 142.5);
}

Tailwind CSS v4

@theme {
  --color-fine-pine: #008900;
  --color-fine-pine-50: #d5ffd4;
  --color-fine-pine-100: #c2f9c1;
  --color-fine-pine-200: #a2e9a2;
  --color-fine-pine-300: #77d079;
  --color-fine-pine-400: #52b94c;
  --color-fine-pine-500: #14a211;
  --color-fine-pine-600: #178914;
  --color-fine-pine-700: #146e11;
  --color-fine-pine-800: #135103;
  --color-fine-pine-900: #0c3803;
  --color-fine-pine-950: #012300;
}

SCSS

$fine-pine: #008900;
$fine-pine-rgb: 0, 137, 0;
$fine-pine-light: mix(#fff, $fine-pine, 20%);
$fine-pine-dark: mix(#000, $fine-pine, 20%);

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