Blue Sabre

CSS

:root {
  --blue-sabre: #575f6a;
  --blue-sabre-rgb: 87 95 106;
  --blue-sabre-oklch: oklch(0.483 0.02 256.3);
}

.element {
  color: var(--blue-sabre);
  background-color: hsl(215 10% 38%);
  border-color: oklch(0.483 0.02 256.3);
}

Tailwind CSS v4

@theme {
  --color-blue-sabre: #575f6a;
  --color-blue-sabre-50: #f2f5fb;
  --color-blue-sabre-100: #e4e8ef;
  --color-blue-sabre-200: #cfd5dd;
  --color-blue-sabre-300: #b1b8c2;
  --color-blue-sabre-400: #979fab;
  --color-blue-sabre-500: #7e8794;
  --color-blue-sabre-600: #6a727d;
  --color-blue-sabre-700: #555b64;
  --color-blue-sabre-800: #3e4349;
  --color-blue-sabre-900: #2a2e33;
  --color-blue-sabre-950: #181b1f;
}

SCSS

$blue-sabre: #575f6a;
$blue-sabre-rgb: 87, 95, 106;
$blue-sabre-light: mix(#fff, $blue-sabre, 20%);
$blue-sabre-dark: mix(#000, $blue-sabre, 20%);

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