Examine source code of Refreshing Blue

{
  "theme": {
    "images": {
      "theme_frame": "header2.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Refreshing Blue",
  "manifest_version": 2,
  "description": "A simple refreshing blue color based on the website's <a href=\"https://outgoing.prod.mozaws.net/v1/ba56663cdf9c68a55f9f97a3fc6ba9df9e38e8f67488ab38f06fae9399cfc98f/http%3A//www.theantiagingcode.com/\" rel=\"nofollow\">http://www.theantiagingcode.com/</a> background"
}