#797B0E

CSS

:root {
  --olive: #797b0e;
  --olive-rgb: 121 123 14;
  --olive-oklch: oklch(0.563 0.119 110.9);
}

.element {
  color: var(--olive);
  background-color: hsl(61 80% 27%);
  border-color: oklch(0.563 0.119 110.9);
}

Tailwind CSS v4

@theme {
  --color-olive: #797b0e;
  --color-olive-50: #f5f9d3;
  --color-olive-100: #e8edbf;
  --color-olive-200: #d4da9f;
  --color-olive-300: #b8be75;
  --color-olive-400: #a2a54b;
  --color-olive-500: #8a8d12;
  --color-olive-600: #757715;
  --color-olive-700: #5e5f11;
  --color-olive-800: #464508;
  --color-olive-900: #303005;
  --color-olive-950: #1d1c00;
}

SCSS

$olive: #797b0e;
$olive-rgb: 121, 123, 14;
$olive-light: mix(#fff, $olive, 20%);
$olive-dark: mix(#000, $olive, 20%);

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