Examine source code of dragon azul

{
  "theme": {
    "images": {
      "theme_frame": "barracabecerafirefoxareczek10.png"
    },
    "colors": {
      "frame": "#0022fc",
      "tab_background_text": "#f9f9fc"
    }
  },
  "version": "2.0",
  "name": "dragon azul",
  "manifest_version": 2,
  "description": "Dragon Azul"
}