#81764A

CSS

:root {
  --greek-oregano: #81764a;
  --greek-oregano-rgb: 129 118 74;
  --greek-oregano-oklch: oklch(0.565 0.063 95.8);
}

.element {
  color: var(--greek-oregano);
  background-color: hsl(48 27% 40%);
  border-color: oklch(0.565 0.063 95.8);
}

Tailwind CSS v4

@theme {
  --color-greek-oregano: #81764a;
  --color-greek-oregano-50: #faf6e1;
  --color-greek-oregano-100: #ede9d1;
  --color-greek-oregano-200: #dbd5b7;
  --color-greek-oregano-300: #c0b893;
  --color-greek-oregano-400: #a99f74;
  --color-greek-oregano-500: #938655;
  --color-greek-oregano-600: #7c7248;
  --color-greek-oregano-700: #635b39;
  --color-greek-oregano-800: #4a4229;
  --color-greek-oregano-900: #332e1b;
  --color-greek-oregano-950: #1f1a0c;
}

SCSS

$greek-oregano: #81764a;
$greek-oregano-rgb: 129, 118, 74;
$greek-oregano-light: mix(#fff, $greek-oregano, 20%);
$greek-oregano-dark: mix(#000, $greek-oregano, 20%);

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