#82A648

CSS

:root {
  --lime-it-or-leave-it: #82a648;
  --lime-it-or-leave-it-rgb: 130 166 72;
  --lime-it-or-leave-it-oklch: oklch(0.678 0.129 127);
}

.element {
  color: var(--lime-it-or-leave-it);
  background-color: hsl(83 39% 47%);
  border-color: oklch(0.678 0.129 127);
}

Tailwind CSS v4

@theme {
  --color-lime-it-or-leave-it: #82a648;
  --color-lime-it-or-leave-it-50: #eafdd6;
  --color-lime-it-or-leave-it-100: #dbf1c4;
  --color-lime-it-or-leave-it-200: #c3e0a5;
  --color-lime-it-or-leave-it-300: #a3c57d;
  --color-lime-it-or-leave-it-400: #8aac54;
  --color-lime-it-or-leave-it-500: #6f9527;
  --color-lime-it-or-leave-it-600: #5e7e23;
  --color-lime-it-or-leave-it-700: #4b651c;
  --color-lime-it-or-leave-it-800: #384a10;
  --color-lime-it-or-leave-it-900: #26330a;
  --color-lime-it-or-leave-it-950: #151f00;
}

SCSS

$lime-it-or-leave-it: #82a648;
$lime-it-or-leave-it-rgb: 130, 166, 72;
$lime-it-or-leave-it-light: mix(#fff, $lime-it-or-leave-it, 20%);
$lime-it-or-leave-it-dark: mix(#000, $lime-it-or-leave-it, 20%);

.element {
  color: $lime-it-or-leave-it;
  box-shadow: 0 0 0 2px rgba($lime-it-or-leave-it, 0.35);
}