So far the only ITX cases that comes in color is the BitFenix Prodigy
There is this Corsair case in military green, but it's a ATX
http://www.newegg.com/Product/Product.aspx?Item=N82E16811139015&nm_mc=AFC-C8Junction&cm_mmc=AFC-C8Junction-_-na-_-na-_-na&cm_sp=&AID=10446076&PID=3938566&SID=
For ITX and have colors to choose from, go with the BitFenix Prodigy.