Examine source code of hurricane whoa

{
  "theme": {
    "images": {
      "theme_frame": "hurricanewhoa.jpg"
    },
    "colors": {
      "frame": "#1b31bf",
      "tab_background_text": "#f5f2f2"
    }
  },
  "version": "2.0",
  "name": "hurricane whoa",
  "manifest_version": 2,
  "description": "a hurricane churning in the water"
}