Examine source code of 0LDF3NC3

{
  "name": "0LDF3NC3",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "0LDFNC.png"
    },
    "colors": {
      "frame": "rgba(201, 203, 209, 1)",
      "tab_background_text": "rgba(250, 247, 247, 1)",
      "toolbar": "rgba(166, 153, 153, 0.19)",
      "bookmark_text": "rgba(250, 247, 247, 1)",
      "toolbar_field": "rgba(18, 17, 17, 0.43)",
      "toolbar_field_text": "rgba(250, 247, 247, 1)"
    }
  }
}