#1AD7F1

CSS

:root {
  --vaporwave-blue: #1ad7f1;
  --vaporwave-blue-rgb: 26 215 241;
  --vaporwave-blue-oklch: oklch(0.807 0.137 210.5);
}

.element {
  color: var(--vaporwave-blue);
  background-color: hsl(187 88% 52%);
  border-color: oklch(0.807 0.137 210.5);
}

Tailwind CSS v4

@theme {
  --color-vaporwave-blue: #1ad7f1;
  --color-vaporwave-blue-50: #c9ffff;
  --color-vaporwave-blue-100: #b3f5ff;
  --color-vaporwave-blue-200: #8be4f7;
  --color-vaporwave-blue-300: #53cae0;
  --color-vaporwave-blue-400: #00b3cb;
  --color-vaporwave-blue-500: #009cb8;
  --color-vaporwave-blue-600: #00849c;
  --color-vaporwave-blue-700: #006a7d;
  --color-vaporwave-blue-800: #004e5b;
  --color-vaporwave-blue-900: #003640;
  --color-vaporwave-blue-950: #002129;
}

SCSS

$vaporwave-blue: #1ad7f1;
$vaporwave-blue-rgb: 26, 215, 241;
$vaporwave-blue-light: mix(#fff, $vaporwave-blue, 20%);
$vaporwave-blue-dark: mix(#000, $vaporwave-blue, 20%);

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