Examine source code of Words and colours

{
  "theme": {
    "images": {
      "theme_frame": "testing.jpg"
    },
    "colors": {
      "frame": "#ff59b7",
      "tab_background_text": "#ff75af"
    }
  },
  "version": "2.0",
  "name": "Words and colours",
  "manifest_version": 2,
  "description": "I was intrigued to make my own persona, if that is what it is called. :S"
}