Examine source code of Shinobu Kochou

{
  "name": "DeepPurple",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "New Canvas.jpg"
    },
    "colors": {
      "frame": "rgba(94, 69, 153, 1)",
      "tab_background_text": "rgba(20, 22, 35, 1)",
      "toolbar": "rgba(63, 47, 102, 1)",
      "bookmark_text": "rgba(240, 235, 229, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0)",
      "toolbar_field_text": "rgba(240, 235, 229, 1)"
    }
  }
}