Wait for people to call you boring for buying a car with resale value in mind.
I on the other hand think they look fantastic and silver works wel although I'l probably get flack for saying I'd never have a British car in British racing green especially a Jag or Aston.
As above, definitely TDF blue, when I can afford an F355 Spider, it's going to be in tdf blue with crema interior. And a manual 'box, but that's irrelevant.