Examine source code of Chrome 131 Default Blue

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Chrome 131 Default",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(255, 255, 255)",
      "toolbar_text": "rgb(31, 31, 31)",
      "frame": "rgb(212, 228, 252)",
      "tab_background_text": "rgb(31, 31, 31)",
      "toolbar_field": "rgb(237, 242, 250)",
      "toolbar_field_text": "rgb(31, 31, 31)",
      "tab_line": "rgba(248, 112, 140, 0)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(31, 31, 31)",
      "tab_loading": "rgba(248, 112, 140, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d53adea4-b5d4-4752-892e-2376d83920d1}"
    }
  }
}