Examine source code of Green Day Logo

{
  "theme": {
    "images": {
      "theme_frame": "GD_LOGO_HIRES6.JPG"
    },
    "colors": {
      "frame": "#030000",
      "tab_background_text": "#ba2b2b"
    }
  },
  "version": "2.0",
  "name": "Green Day Logo",
  "manifest_version": 2,
  "description": "A good group (what I say)"
}