Examine source code of Pixar Onward theme

{
  "name": "Pixar Onward theme",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Untitled86_20200724115048.png"
    },
    "colors": {
      "frame": "rgba(123, 138, 168, 1)",
      "tab_background_text": "rgba(217, 217, 217, 1)",
      "toolbar": "rgba(133, 133, 133, 0)",
      "bookmark_text": "rgba(189, 162, 180, 1)",
      "toolbar_field": "rgba(158, 158, 158, 0.58)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)"
    }
  }
}