I run a Mutoh ValueJet 1624x and Epson SureColor T5270 (for photo plates) and noticed that RBG 000 Black gives me the best results (with vector files) Better than CMYK (0,0,0,100) as printers translate any color profile (RGB, CMYK, HEX, Lab, HSV) with the ink limit levels (CMYK) that your...