#80A743

CSS

:root {
  --lime-it-or-leave-it: #80a743;
  --lime-it-or-leave-it-rgb: 128 167 67;
  --lime-it-or-leave-it-oklch: oklch(0.678 0.136 127.6);
}

.element {
  color: var(--lime-it-or-leave-it);
  background-color: hsl(83 43% 46%);
  border-color: oklch(0.678 0.136 127.6);
}

Tailwind CSS v4

@theme {
  --color-lime-it-or-leave-it: #80a743;
  --color-lime-it-or-leave-it-50: #e9fed5;
  --color-lime-it-or-leave-it-100: #d9f2c2;
  --color-lime-it-or-leave-it-200: #c2e0a3;
  --color-lime-it-or-leave-it-300: #a1c57a;
  --color-lime-it-or-leave-it-400: #88ad50;
  --color-lime-it-or-leave-it-500: #6c961e;
  --color-lime-it-or-leave-it-600: #5c7f1d;
  --color-lime-it-or-leave-it-700: #496617;
  --color-lime-it-or-leave-it-800: #374a0b;
  --color-lime-it-or-leave-it-900: #263307;
  --color-lime-it-or-leave-it-950: #141f00;
}

SCSS

$lime-it-or-leave-it: #80a743;
$lime-it-or-leave-it-rgb: 128, 167, 67;
$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);
}