Porcelain

CSS

:root {
  --porcelain: #dddcdb;
  --porcelain-rgb: 221 220 219;
  --porcelain-oklch: oklch(0.895 0.002 67.8);
}

.element {
  color: var(--porcelain);
  background-color: hsl(30 3% 86%);
  border-color: oklch(0.895 0.002 67.8);
}

Tailwind CSS v4

@theme {
  --color-porcelain: #dddcdb;
  --color-porcelain-50: #f5f5f4;
  --color-porcelain-100: #e8e8e7;
  --color-porcelain-200: #d5d4d3;
  --color-porcelain-300: #b8b7b6;
  --color-porcelain-400: #9f9e9d;
  --color-porcelain-500: #878685;
  --color-porcelain-600: #727170;
  --color-porcelain-700: #5b5b5a;
  --color-porcelain-800: #434242;
  --color-porcelain-900: #2e2e2d;
  --color-porcelain-950: #1b1a1a;
}

SCSS

$porcelain: #dddcdb;
$porcelain-rgb: 221, 220, 219;
$porcelain-light: mix(#fff, $porcelain, 20%);
$porcelain-dark: mix(#000, $porcelain, 20%);

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