#736B61

CSS

:root {
  --granite: #736b61;
  --granite-rgb: 115 107 97;
  --granite-oklch: oklch(0.532 0.018 73.5);
}

.element {
  color: var(--granite);
  background-color: hsl(33 8% 42%);
  border-color: oklch(0.532 0.018 73.5);
}

Tailwind CSS v4

@theme {
  --color-granite: #736b61;
  --color-granite-50: #f8f4ef;
  --color-granite-100: #ebe7e1;
  --color-granite-200: #d9d3cc;
  --color-granite-300: #bdb6ad;
  --color-granite-400: #a59d93;
  --color-granite-500: #8e8579;
  --color-granite-600: #787067;
  --color-granite-700: #605a52;
  --color-granite-800: #46413c;
  --color-granite-900: #312d29;
  --color-granite-950: #1d1a17;
}

SCSS

$granite: #736b61;
$granite-rgb: 115, 107, 97;
$granite-light: mix(#fff, $granite, 20%);
$granite-dark: mix(#000, $granite, 20%);

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