Examine source code of spirited away blue

{
  "theme": {
    "images": {
      "theme_frame": "Image1.jpg"
    },
    "colors": {
      "frame": "#3698e3",
      "tab_background_text": "#294ea3"
    }
  },
  "version": "2.0",
  "name": "spirited away blue",
  "manifest_version": 2,
  "description": "spirited awayy mizaki sky flying blue clouds"
}