I can only guess that you are not from the USA, which is OK cuz 90% of the world isnt.
A color change would completely ruin the point of the design. It is supposed to be a spoof on the insignias of Major League Baseball, The NBA, WBNA, Indy racing etc, etc etc . Look online for any of those and you will see what I mean. It is a very identifiable trade mark.
We'll all sit at home on monday nights to see monday-night-dance-off..
And then... and ONLY then, will we see the true purpose of the existence of Mr. Travolta...