Garish Blue

CSS

:root {
  --garish-blue: #00a4b1;
  --garish-blue-rgb: 0 164 177;
  --garish-blue-oklch: oklch(0.656 0.112 204.8);
}

.element {
  color: var(--garish-blue);
  background-color: hsl(184 100% 35%);
  border-color: oklch(0.656 0.112 204.8);
}

Tailwind CSS v4

@theme {
  --color-garish-blue: #00a4b1;
  --color-garish-blue-50: #d1ffff;
  --color-garish-blue-100: #bdf3fb;
  --color-garish-blue-200: #9ae2ec;
  --color-garish-blue-300: #6cc8d4;
  --color-garish-blue-400: #35b1bd;
  --color-garish-blue-500: #009aa9;
  --color-garish-blue-600: #00838f;
  --color-garish-blue-700: #006972;
  --color-garish-blue-800: #004d53;
  --color-garish-blue-900: #00363a;
  --color-garish-blue-950: #002124;
}

SCSS

$garish-blue: #00a4b1;
$garish-blue-rgb: 0, 164, 177;
$garish-blue-light: mix(#fff, $garish-blue, 20%);
$garish-blue-dark: mix(#000, $garish-blue, 20%);

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