Blue: Supporting USB 3.0 SuperSpeed technology and above, blue ports identify a device capable of fast data transfer: up to 5 Gbps (that's 5,000 Mbps) -- a significant jump from previous generations.

For over a decade after its 1996 debut, the USB port was a plain, black rectangular slot that powered keyboards and mice. That changed in 2008, when blue ports began appearing on devices to mark the ...

If you've ever looked closely at the USB ports on your computer, motherboard, or docking station, you might've noticed they're not all the same color. Black, blue, teal... and sometimes, bright red.

If you have ever taken a close look at the side of your laptop or the back of your desktop, you've probably noticed that not every USB port looks the same. Some are black, others are blue, red, yellow ...