#008703

CSS

:root {
  --fine-pine: #008703;
  --fine-pine-rgb: 0 135 3;
  --fine-pine-oklch: oklch(0.54 0.183 142.6);
}

.element {
  color: var(--fine-pine);
  background-color: hsl(121 100% 26%);
  border-color: oklch(0.54 0.183 142.6);
}

Tailwind CSS v4

@theme {
  --color-fine-pine: #008703;
  --color-fine-pine-50: #d6ffd5;
  --color-fine-pine-100: #c3f9c2;
  --color-fine-pine-200: #a2e9a3;
  --color-fine-pine-300: #77d07a;
  --color-fine-pine-400: #53b84e;
  --color-fine-pine-500: #18a217;
  --color-fine-pine-600: #1a8918;
  --color-fine-pine-700: #156e14;
  --color-fine-pine-800: #145106;
  --color-fine-pine-900: #0d3804;
  --color-fine-pine-950: #012200;
}

SCSS

$fine-pine: #008703;
$fine-pine-rgb: 0, 135, 3;
$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);
}