With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
c3gColorCode
Cisco 3G Color Code
1.3.6.1.4.1.9.9.661.1.2.2.1.5
Color code. A sync channel may be used by the base station to communicate administrative information to a mobile station. For example, a base station may transmit a base station ID to a user, a color code and administrative information identifying system status.
Back to CISCO-WAN-3G-MIB MIB page.
IPHost Network monitor allows you to monitor c3gColorCode on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.