Primary colour for printers (4)
I believe the answer is:
cyan
(Other definitions for cyan that I've seen before include "Blue hue" , "Primary blue colour in printing" , "Primary subtractive colour" , "Shade of green" , "Blue printing ink" .)
I believe the answer is:
cyan
(Other definitions for cyan that I've seen before include "Blue hue" , "Primary blue colour in printing" , "Primary subtractive colour" , "Shade of green" , "Blue printing ink" .)