Do you need a CMYK code instead of NCOL?
Dopely's Converter can do it for you.
To make it easier to select colors in html, they enter NCol values, as this makes it easier for our eyes to recognize the color. If your desired color is NCol values, but you want the same color as CMYK to print your design, you just need to use this tool to convert NCol to CMYK.
NCol stands for Natural Color. These codes are used to facilitate color selection in HTML systems because NCol color recognition is easy for the human eye. In NCol colors are specified using the first letter of the color and the number, which is a percentage.For example, R30 means that the color is 30% farther from red and has gone to yellow.