Riverside Blue

CSS

:root {
  --riverside-blue: #6cb4c3;
  --riverside-blue-rgb: 108 180 195;
  --riverside-blue-oklch: oklch(0.728 0.075 212.5);
}

.element {
  color: var(--riverside-blue);
  background-color: hsl(190 42% 59%);
  border-color: oklch(0.728 0.075 212.5);
}

Tailwind CSS v4

@theme {
  --color-riverside-blue: #6cb4c3;
  --color-riverside-blue-50: #defbff;
  --color-riverside-blue-100: #cdeff8;
  --color-riverside-blue-200: #b0dde8;
  --color-riverside-blue-300: #8bc2cf;
  --color-riverside-blue-400: #67abb9;
  --color-riverside-blue-500: #4193a3;
  --color-riverside-blue-600: #387d8a;
  --color-riverside-blue-700: #2d646f;
  --color-riverside-blue-800: #1e4951;
  --color-riverside-blue-900: #143338;
  --color-riverside-blue-950: #051f23;
}

SCSS

$riverside-blue: #6cb4c3;
$riverside-blue-rgb: 108, 180, 195;
$riverside-blue-light: mix(#fff, $riverside-blue, 20%);
$riverside-blue-dark: mix(#000, $riverside-blue, 20%);

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