If you place any banner color at all and middle-click it, it will give you a black banner instead of giving you the right colored one.
https://www.youtube.com/watch?v=eDjoe3xrnUw&feature=youtu.be
^
Example
Environment
Taken from System Info:
Processor: Intel(R) Core (TM) i5-2300 CPU @ 2.80GHz 3.00 GHz
Installed Memory (RAM): 4.00 GB
System Type: 64-bit Operating System, x64-based processor
Pen and Touch: No Pen or Touch Input is available for this Display
Windows 8 Pro
Dupe of MC-62975
Use Ctrl+PickBlock to get the colored banner.