Examine source code of GraYello

{
  "name": "GraYello",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "IMG_0776.PNG"
    },
    "colors": {
      "frame": "rgba(27, 28, 31, 0.68)",
      "tab_background_text": "rgba(48, 48, 48, 1)",
      "toolbar": "rgba(102, 102, 102, 1)",
      "bookmark_text": "rgba(242, 255, 0, 1)",
      "toolbar_field": "rgba(235, 229, 150, 0.49)",
      "toolbar_field_text": "rgba(64, 64, 64, 1)"
    }
  }
}