According to this study, one should buy a silver or white colored car as it is least likely to get in to an accident... Tell that to Emu

Globally, road traffic crashes kill about 3000 people a day. Identification of modifiable risk factors is an important step in reducing this burden. Previous research suggests that white or light coloured cars are less likely to be involved in a crash, than cars of other colours
Give the rest of this study a quick read, as its findings are fairly interesting.