When we go out to buy a 5+ years old used vehicle, we know we'll have to make some compromises. We try our best not to compromise on condition, registration city, authenticity of documents, mileage. But color is something we usually compromise upon provided we find a superb deal.
In the end it all boils down to how long you intend to keep your car. Color effects resale in the first couple of years of the purchase when there are a whole bunch of similar model vehicles are available in mint condition to choose from. After that, its just the condition.
5+ years down the line, anyone in his right mind won't leave a mint condition Red colored Corolla over an average condition white one.
On a lighter note, its red - looks great, and is pretty much a mainstream color. Its not shocking pink or parrot green which would send awkward signals to the dudes around