Examine source code of Colors Gone Haywire

{
  "name": "Colors Gone Haywire",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Colors Gone Haywire.jpg"
    },
    "colors": {
      "frame": "rgba(85, 89, 97, 1)",
      "tab_background_text": "rgba(230, 245, 14, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f42c1197-ee2c-4ee0-9d86-b7c75ca37bd3}"
    }
  }
}