Porcelain Shale

CSS

:root {
  --porcelain-shale: #808078;
  --porcelain-shale-rgb: 128 128 120;
  --porcelain-shale-oklch: oklch(0.597 0.012 106.8);
}

.element {
  color: var(--porcelain-shale);
  background-color: hsl(60 3% 49%);
  border-color: oklch(0.597 0.012 106.8);
}

Tailwind CSS v4

@theme {
  --color-porcelain-shale: #808078;
  --color-porcelain-shale-50: #f5f5f2;
  --color-porcelain-shale-100: #e8e8e4;
  --color-porcelain-shale-200: #d4d5cf;
  --color-porcelain-shale-300: #b8b8b1;
  --color-porcelain-shale-400: #9f9f97;
  --color-porcelain-shale-500: #87877e;
  --color-porcelain-shale-600: #72726b;
  --color-porcelain-shale-700: #5b5b55;
  --color-porcelain-shale-800: #43433e;
  --color-porcelain-shale-900: #2e2e2b;
  --color-porcelain-shale-950: #1b1b18;
}

SCSS

$porcelain-shale: #808078;
$porcelain-shale-rgb: 128, 128, 120;
$porcelain-shale-light: mix(#fff, $porcelain-shale, 20%);
$porcelain-shale-dark: mix(#000, $porcelain-shale, 20%);

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