Examine source code of darkflower

{
  "theme": {
    "images": {
      "theme_frame": "firepersona1.jpg"
    },
    "colors": {
      "frame": "#dbf3ff",
      "tab_background_text": "#dbf3ff"
    }
  },
  "version": "2.0",
  "name": "darkflower",
  "manifest_version": 2,
  "description": "flower patterns by sketching few weeks ago"
}