Silver Hill

CSS

:root {
  --silver-hill: #6d747b;
  --silver-hill-rgb: 109 116 123;
  --silver-hill-oklch: oklch(0.555 0.014 248.1);
}

.element {
  color: var(--silver-hill);
  background-color: hsl(210 6% 45%);
  border-color: oklch(0.555 0.014 248.1);
}

Tailwind CSS v4

@theme {
  --color-silver-hill: #6d747b;
  --color-silver-hill-50: #f2f5f9;
  --color-silver-hill-100: #e4e8ec;
  --color-silver-hill-200: #d0d5da;
  --color-silver-hill-300: #b2b8be;
  --color-silver-hill-400: #989fa6;
  --color-silver-hill-500: #7f878f;
  --color-silver-hill-600: #6c7279;
  --color-silver-hill-700: #565b61;
  --color-silver-hill-800: #3f4347;
  --color-silver-hill-900: #2b2e31;
  --color-silver-hill-950: #181b1d;
}

SCSS

$silver-hill: #6d747b;
$silver-hill-rgb: 109, 116, 123;
$silver-hill-light: mix(#fff, $silver-hill, 20%);
$silver-hill-dark: mix(#000, $silver-hill, 20%);

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