Examine source code of cool one

{
  "theme": {
    "images": {
      "theme_frame": "themefirefox.jpg"
    },
    "colors": {
      "frame": "#1f1fde",
      "tab_background_text": "#de3131"
    }
  },
  "version": "2.0",
  "name": "cool one",
  "manifest_version": 2,
  "description": "hotshot"
}