Examine source code of bold yellow

{
  "theme": {
    "images": {
      "theme_frame": "yellow.jpg"
    },
    "colors": {
      "frame": "#009c5e",
      "tab_background_text": "#9328ab"
    }
  },
  "version": "2.0",
  "name": "bold yellow",
  "manifest_version": 2,
  "description": "Matches my current twitter theme. woot woot. www.twitter.com/chadoh"
}