#138A00

CSS

:root {
  --fine-pine: #138a00;
  --fine-pine-rgb: 19 138 0;
  --fine-pine-oklch: oklch(0.551 0.184 141.7);
}

.element {
  color: var(--fine-pine);
  background-color: hsl(112 100% 27%);
  border-color: oklch(0.551 0.184 141.7);
}

Tailwind CSS v4

@theme {
  --color-fine-pine: #138a00;
  --color-fine-pine-50: #d6ffd4;
  --color-fine-pine-100: #c3f9c1;
  --color-fine-pine-200: #a4e9a1;
  --color-fine-pine-300: #79cf78;
  --color-fine-pine-400: #55b84b;
  --color-fine-pine-500: #20a20d;
  --color-fine-pine-600: #1f8912;
  --color-fine-pine-700: #196e0f;
  --color-fine-pine-800: #165002;
  --color-fine-pine-900: #0e3803;
  --color-fine-pine-950: #022200;
}

SCSS

$fine-pine: #138a00;
$fine-pine-rgb: 19, 138, 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);
}