<link
  rel="apple-touch-icon"
  sizes="180x180"
  href="/styles/blue/apple-touch-icon.png"
/>
<link
  rel="icon"
  type="image/png"
  sizes="32x32"
  href="/styles/blue/favicon-32x32.png"
/>
<link
  rel="icon"
  type="image/png"
  sizes="16x16"
  href="/styles/blue/favicon-16x16.png"
/>