Examine source code of Purple Galaxy

{
  "name": "Purple Galaxy",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "Love_-dab0f1d9-63df-4660-9c10-321583e7a5a0.jpg"
    },
    "colors": {
      "frame": "rgba(4, 1, 5, 0.92)",
      "tab_background_text": "rgba(0, 0, 0, 0.4)",
      "toolbar": "rgba(49, 39, 143, 0.1)",
      "bookmark_text": "rgba(128, 72, 176, 1)",
      "toolbar_field": "rgba(201, 74, 174, 0.28)",
      "toolbar_field_text": "rgba(183, 47, 214, 1)"
    }
  }
}