Examine source code of bluegreenblack

{
  "name": "bluegreenblack",
  "manifest_version": 2,
  "version": "5.0",
  "theme": {
    "images": {
      "theme_frame": "967e5a1e0d7078684ffc3fd1e4e64811.jpg"
    },
    "colors": {
      "frame": "rgba(109, 207, 60, 1)",
      "tab_background_text": "rgba(247, 228, 228, 1)",
      "toolbar": "rgba(128, 232, 30, 1)",
      "bookmark_text": "rgba(54, 8, 161, 1)",
      "toolbar_field": "rgba(18, 16, 16, 1)",
      "toolbar_field_text": "rgba(247, 237, 237, 1)"
    }
  }
}