Examine source code of firefox blue with text

{
  "theme": {
    "images": {
      "theme_frame": "persona_BBN_006.jpg"
    },
    "colors": {
      "frame": "#b7c9eb",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "firefox blue with text",
  "manifest_version": 2,
  "description": "just a very bland first attempt at a firefox one"
}