Groo
The Endless Font of Useless Knowledge...
I think this website goes a long way to explaining why the blue '05s just look so darn good. It's when they're standing next to the slower '04 and '03 color schemes....
https://www.echalk.co.uk/amusements/Optical...Perception.html
https://www.echalk.co.uk/amusements/Optical...Perception.html