Examine source code of Aperture Blue

{
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "#403f3f",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Aperture Blue",
  "manifest_version": 2,
  "description": "This was made to go along with Silex's Aperture Orange. I'm sorry it sucks so bad, but it's my first."
}