Examine source code of Joomla CMS Orange

{
  "theme": {
    "images": {
      "theme_frame": "FD_Persona_Firefox3_header.jpg"
    },
    "colors": {
      "frame": "#fc8f30",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Joomla CMS Orange",
  "manifest_version": 2,
  "description": "A Joomla! Persona using the Orange color from the logo. Part of a series. Please see the first Joomla CMS Persona in Blue. Green and Red to follow. Best used in high resolution monitors at 1920x1080."
}