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.
USB-IF establishes new Certified USB Type-C® Cable Logos to display cable power capabilities in watts, clearly indicating support for 60W or 240W as defined by the USB Power Delivery 3.1 Specification ...