2026 Proton X50 gets Quartz Black exterior colour, limited to 200 units News March 30, 2026 Fareq Irfan The first limited unit of the facelifted Proton X50 has just been released by Proton, which features a new Quartz Black exterior colour. This colour was not previously available for the Proton X50. Proton has typically reserved black paint finishes only for ...