Examine source code of Drakeon

{
  "theme": {
    "images": {
      "theme_frame": "Topbar.png"
    },
    "colors": {
      "frame": "#ffff00",
      "tab_background_text": "#ff9933"
    }
  },
  "version": "2.0",
  "name": "Drakeon",
  "manifest_version": 2,
  "description": "A little Pokemon sprite I made."
}