I've seen many photos where the bloom has a color close to the color of its source.
From what I've read, the bloom is caused by an overflowing of the potential well into neighboring sensors. Since this happens after the color filtering, the bloom should be completely white every time, no?
It's a bit hard to find an example since people avoid taking pictures with bloom, but this looks like what I'm talking about:
Did I understand it wrong, or is it caused by other effects?
EDIT: found some better examples: