#7F7545

CSS

:root {
  --greek-oregano: #7f7545;
  --greek-oregano-rgb: 127 117 69;
  --greek-oregano-oklch: oklch(0.56 0.068 97.9);
}

.element {
  color: var(--greek-oregano);
  background-color: hsl(50 30% 38%);
  border-color: oklch(0.56 0.068 97.9);
}

Tailwind CSS v4

@theme {
  --color-greek-oregano: #7f7545;
  --color-greek-oregano-50: #f9f6e0;
  --color-greek-oregano-100: #ede9cf;
  --color-greek-oregano-200: #dbd5b5;
  --color-greek-oregano-300: #bfb991;
  --color-greek-oregano-400: #a99f71;
  --color-greek-oregano-500: #928751;
  --color-greek-oregano-600: #7c7245;
  --color-greek-oregano-700: #635b37;
  --color-greek-oregano-800: #494226;
  --color-greek-oregano-900: #332e1a;
  --color-greek-oregano-950: #1f1b0a;
}

SCSS

$greek-oregano: #7f7545;
$greek-oregano-rgb: 127, 117, 69;
$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);
}