#8CA44A

CSS

:root {
  --lime-it-or-leave-it: #8ca44a;
  --lime-it-or-leave-it-rgb: 140 164 74;
  --lime-it-or-leave-it-oklch: oklch(0.681 0.12 122.1);
}

.element {
  color: var(--lime-it-or-leave-it);
  background-color: hsl(76 38% 47%);
  border-color: oklch(0.681 0.12 122.1);
}

Tailwind CSS v4

@theme {
  --color-lime-it-or-leave-it: #8ca44a;
  --color-lime-it-or-leave-it-50: #eefcd6;
  --color-lime-it-or-leave-it-100: #dfefc4;
  --color-lime-it-or-leave-it-200: #c9dea5;
  --color-lime-it-or-leave-it-300: #aac27d;
  --color-lime-it-or-leave-it-400: #92aa55;
  --color-lime-it-or-leave-it-500: #799229;
  --color-lime-it-or-leave-it-600: #667c25;
  --color-lime-it-or-leave-it-700: #52631d;
  --color-lime-it-or-leave-it-800: #3d4811;
  --color-lime-it-or-leave-it-900: #2a320b;
  --color-lime-it-or-leave-it-950: #181e01;
}

SCSS

$lime-it-or-leave-it: #8ca44a;
$lime-it-or-leave-it-rgb: 140, 164, 74;
$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);
}