You would probably fair better doing some research for yourself. Here is wikipedia's entry on the first U.S. lawsuit that established that color could be trade

You would probably fair better doing some research for yourself. Here is wikipedia's entry on the first U.S. lawsuit that established that color could be trademarked: http://en.wikipedia.org/wiki/Qualitex_Co._v._Jacobson_Products_Co.,_Inc http://en.wikipedia.org/wiki/Qualitex_Co._v._Jacobson_Produc....