Examine source code of Ayu Mirage Flat

{
  "name": "Ayu Mirage",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "1x1-00000000.png"
    },
    "colors": {
      "frame": "rgba(20, 25, 37, 1)",
      "tab_background_text": "rgba(255, 204, 102, 1)",
      "toolbar": "rgba(31, 36, 48, 1)",
      "bookmark_text": "rgba(92, 207, 230, 1)",
      "toolbar_field": "rgba(52, 69, 90, 1)",
      "toolbar_field_text": "rgba(203, 204, 198, 1)"
    }
  }
}