New ones come in primer. Last one I got, I took the painted one to a shop that matched paint and puts in in a rattle can. They did a pretty good job. Wasn't cheap something like $25 for the first can but ended up well worth it.
"Between two explanations, choose the clearest; between two forms,
the most elementary; between two expressions, the shortest."
Between two motorcycles the simplest (DW)
Eugeni d' Ors (1881-1954); Spanish writer.