Pin T568A Pair T568B Pair 10BASE-T
100BASE-TX
1000BASE-T
Signal ID
Wire T568A Color T568B Color Pins on plug face (socket is reversed)
1 3 2 TX+ DA+ tip Pair 3 Tip
white/green stripe
Pair 2 Tip
white/orange stripe
RJ45 8P8C
2 3 2 TX- DA- ring Pair 3 Ring
green solid
Pair 2 Ring
orange solid
3 2 3 RX+ DB+ tip Pair 2 Tip
white/orange stripe
Pair 3 Tip
white/green stripe
4 1 1 - DC+ ring Pair 1 Ring
blue solid
Pair 1 Ring
blue solid
5 1 1 - DC- tip Pair 1 Tip
white/blue stripe
Pair 1 Tip
white/blue stripe
6 2 3 RX- DB- ring Pair 2 Ring
orange solid
Pair 3 Ring
green solid
7 4 4 - DD+ tip Pair 4 Tip
white/brown stripe
Pair 4 Tip
white/brown stripe
8 4 4 - DD- ring Pair 4 Ring
brown solid
Pair 4 Ring
brown solid