Fly the Green

CSS

:root {
  --fly-the-green: #218d4b;
  --fly-the-green-rgb: 33 141 75;
  --fly-the-green-oklch: oklch(0.568 0.138 151.5);
}

.element {
  color: var(--fly-the-green);
  background-color: hsl(143 62% 34%);
  border-color: oklch(0.568 0.138 151.5);
}

Tailwind CSS v4

@theme {
  --color-fly-the-green: #218d4b;
  --color-fly-the-green-50: #d8ffe3;
  --color-fly-the-green-100: #c5f6d3;
  --color-fly-the-green-200: #a6e6b9;
  --color-fly-the-green-300: #7dcc96;
  --color-fly-the-green-400: #58b574;
  --color-fly-the-green-500: #249f55;
  --color-fly-the-green-600: #238648;
  --color-fly-the-green-700: #1c6c39;
  --color-fly-the-green-800: #164f27;
  --color-fly-the-green-900: #0e371a;
  --color-fly-the-green-950: #01220a;
}

SCSS

$fly-the-green: #218d4b;
$fly-the-green-rgb: 33, 141, 75;
$fly-the-green-light: mix(#fff, $fly-the-green, 20%);
$fly-the-green-dark: mix(#000, $fly-the-green, 20%);

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