#7B728C

CSS

:root {
  --flying-carpet: #7b728c;
  --flying-carpet-rgb: 123 114 140;
  --flying-carpet-oklch: oklch(0.569 0.041 300.9);
}

.element {
  color: var(--flying-carpet);
  background-color: hsl(261 10% 50%);
  border-color: oklch(0.569 0.041 300.9);
}

Tailwind CSS v4

@theme {
  --color-flying-carpet: #7b728c;
  --color-flying-carpet-50: #f7f3ff;
  --color-flying-carpet-100: #eae5f3;
  --color-flying-carpet-200: #d7d0e3;
  --color-flying-carpet-300: #bbb3c9;
  --color-flying-carpet-400: #a299b3;
  --color-flying-carpet-500: #8a809e;
  --color-flying-carpet-600: #756d85;
  --color-flying-carpet-700: #5e576b;
  --color-flying-carpet-800: #443f4f;
  --color-flying-carpet-900: #2f2c37;
  --color-flying-carpet-950: #1c1922;
}

SCSS

$flying-carpet: #7b728c;
$flying-carpet-rgb: 123, 114, 140;
$flying-carpet-light: mix(#fff, $flying-carpet, 20%);
$flying-carpet-dark: mix(#000, $flying-carpet, 20%);

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