Examine source code of Galacta

{
  "theme": {
    "images": {
      "theme_frame": "Galacta3as.png"
    },
    "colors": {
      "frame": "#5403e0",
      "tab_background_text": "#3671e8"
    }
  },
  "version": "2.0",
  "name": "Galacta",
  "manifest_version": 2,
  "description": "Featuring the daughter of a certain Marvel Universe Planet devouring villain, use this to gaze into the eyes of a true beauty."
}