Peacock Blue

CSS

:root {
  --peacock-blue: #016795;
  --peacock-blue-rgb: 1 103 149;
  --peacock-blue-oklch: oklch(0.488 0.108 237.9);
}

.element {
  color: var(--peacock-blue);
  background-color: hsl(199 99% 29%);
  border-color: oklch(0.488 0.108 237.9);
}

Tailwind CSS v4

@theme {
  --color-peacock-blue: #016795;
  --color-peacock-blue-50: #dafaff;
  --color-peacock-blue-100: #c8eeff;
  --color-peacock-blue-200: #abdbfe;
  --color-peacock-blue-300: #84bfe9;
  --color-peacock-blue-400: #5ca7d6;
  --color-peacock-blue-500: #2f8fc5;
  --color-peacock-blue-600: #2b79a6;
  --color-peacock-blue-700: #226185;
  --color-peacock-blue-800: #144862;
  --color-peacock-blue-900: #0d3245;
  --color-peacock-blue-950: #011d2d;
}

SCSS

$peacock-blue: #016795;
$peacock-blue-rgb: 1, 103, 149;
$peacock-blue-light: mix(#fff, $peacock-blue, 20%);
$peacock-blue-dark: mix(#000, $peacock-blue, 20%);

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