{
  "info" : {
    "version" : 1,
    "author" : "xcode"
  },
  "colors" : [
    {
      "idiom" : "universal",
      "color" : {
        "color-space" : "gray-gamma-22",
        "components" : {
          "white" : "0.900",
          "alpha" : "1.000"
        }
      }
    },
    {
      "idiom" : "universal",
      "appearances" : [
        {
          "appearance" : "luminosity",
          "value" : "dark"
        }
      ],
      "color" : {
        "platform" : "osx",
        "reference" : "gridColor"
      }
    }
  ]
}