London Rain

CSS

:root {
  --london-rain: #0055bb;
  --london-rain-rgb: 0 85 187;
  --london-rain-oklch: oklch(0.472 0.176 258.1);
}

.element {
  color: var(--london-rain);
  background-color: hsl(213 100% 37%);
  border-color: oklch(0.472 0.176 258.1);
}

Tailwind CSS v4

@theme {
  --color-london-rain: #0055bb;
  --color-london-rain-50: #d8f7ff;
  --color-london-rain-100: #c6eaff;
  --color-london-rain-200: #a8d5ff;
  --color-london-rain-300: #82b7ff;
  --color-london-rain-400: #589dff;
  --color-london-rain-500: #2f82f7;
  --color-london-rain-600: #296ed1;
  --color-london-rain-700: #2158a8;
  --color-london-rain-800: #10417d;
  --color-london-rain-900: #0a2d59;
  --color-london-rain-950: #00193c;
}

SCSS

$london-rain: #0055bb;
$london-rain-rgb: 0, 85, 187;
$london-rain-light: mix(#fff, $london-rain, 20%);
$london-rain-dark: mix(#000, $london-rain, 20%);

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