Examine source code of Patchwork Green-Grey

{
  "theme": {
    "images": {
      "theme_frame": "PersonaHeaderThingPatchWorkBlack-BlueWashout.PNG"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Patchwork Green-Grey",
  "manifest_version": 2,
  "description": "A washed-out version of Patchwork Black-Blue. I don't know if it really is green, it's like greeny-blue. "
}