U.S. Cellular now taking pre-orders for the Motorola Moto X with free Motorola Bluetooth headset
Since you're purchasing the device from a carrier, there is no customization of the phone's colors. You have a choice of Woven White or Woven Black and if you're wondering when the phone will ship, the Magic 8-ball says that all indications point to the last week. of August.
source: USCellular via AndroidCentral