Examine source code of purple winter sunset

{
  "theme": {
    "images": {
      "theme_frame": "headerpartonesunset.jpg"
    },
    "colors": {
      "frame": "#ba09a0",
      "tab_background_text": "#72119c"
    }
  },
  "version": "2.0",
  "name": "purple winter sunset",
  "manifest_version": 2,
  "description": "purple sunset"
}