#5DAD3E

CSS

:root {
  --grass: #5dad3e;
  --grass-rgb: 93 173 62;
  --grass-oklch: oklch(0.673 0.167 138.1);
}

.element {
  color: var(--grass);
  background-color: hsl(103 47% 46%);
  border-color: oklch(0.673 0.167 138.1);
}

Tailwind CSS v4

@theme {
  --color-grass: #5dad3e;
  --color-grass-50: #ddffd5;
  --color-grass-100: #cbf6c2;
  --color-grass-200: #aee6a2;
  --color-grass-300: #88cc79;
  --color-grass-400: #69b54d;
  --color-grass-500: #449e16;
  --color-grass-600: #3b8618;
  --color-grass-700: #2f6b13;
  --color-grass-800: #244e06;
  --color-grass-900: #183705;
  --color-grass-950: #092100;
}

SCSS

$grass: #5dad3e;
$grass-rgb: 93, 173, 62;
$grass-light: mix(#fff, $grass, 20%);
$grass-dark: mix(#000, $grass, 20%);

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