Stone

CSS

:root {
  --stone: #ada587;
  --stone-rgb: 173 165 135;
  --stone-oklch: oklch(0.721 0.043 94.8);
}

.element {
  color: var(--stone);
  background-color: hsl(47 19% 60%);
  border-color: oklch(0.721 0.043 94.8);
}

Tailwind CSS v4

@theme {
  --color-stone: #ada587;
  --color-stone-50: #f8f5e8;
  --color-stone-100: #ece8d8;
  --color-stone-200: #d9d5c0;
  --color-stone-300: #bdb89f;
  --color-stone-400: #a69f82;
  --color-stone-500: #8f8666;
  --color-stone-600: #797257;
  --color-stone-700: #615b45;
  --color-stone-800: #474232;
  --color-stone-900: #312e22;
  --color-stone-950: #1d1a11;
}

SCSS

$stone: #ada587;
$stone-rgb: 173, 165, 135;
$stone-light: mix(#fff, $stone, 20%);
$stone-dark: mix(#000, $stone, 20%);

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