NCS to CMYK

We attempted to convert NCS S 3030-R40B to CMYK and here is the final result (scroll down for all the details). Our color conversion tool concluded, that if you want to represent S 3030-R40B color that comes from The Natural Color System (color model) using CMYK color standard you should be using these CMYK values - Cyan: 0%, Magenta: 26%, Yellow: 5%, Key (black): 36%. Based on our computations, these CMYK values should yield the most accurate NCS color representation for a human eye. There are some key points to understand when trying to convert between NCS color model and CMYK system. As you should already know, CMYK stands for Cyan, Magenta, Yellow and Black. These are the components that you mix (using tiny overlapping dots) to obtain various color tones and shades. While Natural Color System is a spot color library. It is using unique coding system to address very specific, solid color nuances and hues arranged in a 3 dimensional pattern.