Examine source code of Vibrant Blues

{
  "name": "CR",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "Screen Shot 2020-02-12 at 10.02.15 PM.png"
    },
    "colors": {
      "frame": "rgba(93, 199, 252, 1)",
      "tab_background_text": "rgba(171, 245, 243, 1)",
      "toolbar": "rgba(149, 232, 240, 1)",
      "bookmark_text": "rgba(57, 133, 130, 1)",
      "toolbar_field": "rgba(219, 255, 255, 1)",
      "toolbar_field_text": "rgba(83, 219, 219, 1)"
    }
  }
}