Examine source code of Untitled design

{
  "name": "Untitled design",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Untitled design.png"
    },
    "colors": {
      "frame": "rgba(232, 230, 227, 1)",
      "tab_background_text": "rgba(37, 48, 24, 1)",
      "toolbar": "rgba(217, 211, 197, 1)",
      "bookmark_text": "rgba(230, 179, 223, 1)",
      "toolbar_field": "rgba(242, 242, 239, 1)",
      "toolbar_field_text": "rgba(59, 150, 168, 1)"
    }
  }
}