Examine source code of Blue-Silver Wave

{
  "theme": {
    "images": {
      "theme_frame": "blue-silverwave.jpg"
    },
    "colors": {
      "frame": "#55a7d4",
      "tab_background_text": "#0a4487"
    }
  },
  "version": "2.0",
  "name": "Blue-Silver Wave",
  "manifest_version": 2,
  "description": "Abstract little wave"
}