#2F8800

CSS

:root {
  --green-bell-pepper: #2f8800;
  --green-bell-pepper-rgb: 47 136 0;
  --green-bell-pepper-oklch: oklch(0.551 0.174 139);
}

.element {
  color: var(--green-bell-pepper);
  background-color: hsl(99 100% 27%);
  border-color: oklch(0.551 0.174 139);
}

Tailwind CSS v4

@theme {
  --color-green-bell-pepper: #2f8800;
  --color-green-bell-pepper-50: #dbffd4;
  --color-green-bell-pepper-100: #c9f7c1;
  --color-green-bell-pepper-200: #abe7a1;
  --color-green-bell-pepper-300: #83cd77;
  --color-green-bell-pepper-400: #63b64a;
  --color-green-bell-pepper-500: #3b9f0d;
  --color-green-bell-pepper-600: #348712;
  --color-green-bell-pepper-700: #296c0f;
  --color-green-bell-pepper-800: #214f03;
  --color-green-bell-pepper-900: #163703;
  --color-green-bell-pepper-950: #062200;
}

SCSS

$green-bell-pepper: #2f8800;
$green-bell-pepper-rgb: 47, 136, 0;
$green-bell-pepper-light: mix(#fff, $green-bell-pepper, 20%);
$green-bell-pepper-dark: mix(#000, $green-bell-pepper, 20%);

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