Examine source code of Fuchsia

{
  "theme": {
    "images": {
      "theme_frame": "firefox_head-fuchsia.jpg"
    },
    "colors": {
      "frame": "#736f6f",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "Fuchsia",
  "manifest_version": 2,
  "description": "Fuchsie, Fuchsia, Garten, Blume, Garden, Flower, pink, rosa"
}