Examine source code of Hatchet Babies

{
  "theme": {
    "images": {
      "theme_frame": "HEADER.jpg"
    },
    "colors": {
      "frame": "#3c0f5c",
      "tab_background_text": "#27b2d1"
    }
  },
  "version": "2.0",
  "name": "Hatchet Babies",
  "manifest_version": 2
}