Telephone UTP Color Code
Telephone color code is the color code for telecommunications based on twisted pair cables, such as Cat 5, Cat 5e, and Cat 6, including Ethernet and telephones. Common telecommunication assemblies are 4 pair twisted pair cables and 25 pair pair twisted pair cables. The one that is used depends on your unique telecommunication network. Below is the color-coded scheme for both 4-pair and 25-pair telecommunication wires.