Examine source code of Dark mixes colors

{
  "theme": {
    "images": {
      "theme_frame": "an.png"
    },
    "colors": {
      "frame": "#363434",
      "tab_background_text": "#d7ed11"
    }
  },
  "version": "2.0",
  "name": "Dark mixes colors",
  "manifest_version": 2,
  "description": "taken from ntvmsnbc!"
}