#758500

CSS

:root {
  --olive: #758500;
  --olive-rgb: 117 133 0;
  --olive-oklch: oklch(0.583 0.136 117.8);
}

.element {
  color: var(--olive);
  background-color: hsl(67 100% 26%);
  border-color: oklch(0.583 0.136 117.8);
}

Tailwind CSS v4

@theme {
  --color-olive: #758500;
  --color-olive-50: #f0fcd0;
  --color-olive-100: #e2efbd;
  --color-olive-200: #cddd9b;
  --color-olive-300: #afc270;
  --color-olive-400: #98a943;
  --color-olive-500: #7f9100;
  --color-olive-600: #6c7b00;
  --color-olive-700: #566202;
  --color-olive-800: #414700;
  --color-olive-900: #2c3201;
  --color-olive-950: #1a1d00;
}

SCSS

$olive: #758500;
$olive-rgb: 117, 133, 0;
$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);
}