For fear of being like everyone else, white rota grids work really well on N15s, hell, on Almeras in general.
how about compomotive 5 spokes? Team dynamics pro race 3, or Speedlines.
save yourself a bomb and spray the wheels you have...... white centres chrome lip = win
i think i may have found the wheels im after similar to the ones i have already but as i want in white i persoanlly like them but once agein putting out there for thoughts
http://www.lensowheels.co.uk/p1040212.htm