Examine source code of Night stripe

{
  "theme": {
    "images": {
      "theme_frame": "bluestripe_01.jpg"
    },
    "colors": {
      "frame": "#00122b",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Night stripe",
  "manifest_version": 2,
  "description": "The stars and this midnight blue are my precious memory of this summer, 2011. The stars are twinkling like a diamond."
}