Examine source code of Thor Theme

{
  "name": "Thor Theme",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "Rectangle 4.png"
    },
    "colors": {
      "frame": "rgba(31, 31, 31, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(44, 48, 52, 0.25)",
      "bookmark_text": "rgba(70, 218, 169, 1)",
      "toolbar_field": "rgba(255, 255, 255, 1)",
      "toolbar_field_text": "rgba(90, 93, 154, 1)"
    }
  }
}