#747A16

CSS

:root {
  --topiary-green: #747a16;
  --topiary-green-rgb: 116 122 22;
  --topiary-green-oklch: oklch(0.556 0.116 113.2);
}

.element {
  color: var(--topiary-green);
  background-color: hsl(64 69% 28%);
  border-color: oklch(0.556 0.116 113.2);
}

Tailwind CSS v4

@theme {
  --color-topiary-green: #747a16;
  --color-topiary-green-50: #f3fad4;
  --color-topiary-green-100: #e6edc1;
  --color-topiary-green-200: #d2dba2;
  --color-topiary-green-300: #b5bf79;
  --color-topiary-green-400: #9fa650;
  --color-topiary-green-500: #878e1e;
  --color-topiary-green-600: #72781d;
  --color-topiary-green-700: #5b6017;
  --color-topiary-green-800: #44460d;
  --color-topiary-green-900: #2f3008;
  --color-topiary-green-950: #1c1c00;
}

SCSS

$topiary-green: #747a16;
$topiary-green-rgb: 116, 122, 22;
$topiary-green-light: mix(#fff, $topiary-green, 20%);
$topiary-green-dark: mix(#000, $topiary-green, 20%);

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