Blue in the CMYK color model has the values (100, 100, 0, 0) which means it has 100 of cyan and magenta and 0 of both yellow and black. The closest hex code of the color is #2E2F8F with RGB equivalent values (46, 47, 143). The CMYK system is the backbone of the color printing technology found in both large industrial and small desktop printers. Colors are created using only four inks – cyan (C), magenta (M), yellow (Y) and black (K).
Please understand that the hex code of the blue CMYK mentioned on this page is only an approximation. Hexadecimal and RGB color values are for screen and digital media while the CMYK model is used for printing and, therefore, the conversion of one to another is not perfect.