Examine source code of berries yummy

{
  "name": "berries yummy",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "indexw.jpg"
    },
    "colors": {
      "toolbar_field": "rgba(70, 7, 138, 1)",
      "toolbar_field_text": "rgba(174, 129, 230, 1)",
      "frame": "rgba(43, 10, 79, 1)",
      "tab_background_text": "rgba(179, 12, 240, 1)"
    }
  }
}