Examine source code of RainbowLace

{
  "theme": {
    "images": {
      "theme_frame": "RainbowLace.jpg"
    },
    "colors": {
      "frame": "#615f5f",
      "tab_background_text": "#0f0f0f"
    }
  },
  "version": "2.0",
  "name": "RainbowLace",
  "manifest_version": 2,
  "description": "RoyGBiv is a way to remember the colors of a rainbow.  I used the colors of the rainbow to color the lace.\nRed, Orange, Yellow, Green, Blue, Indigo and Violet.  Makes a fun persona."
}