You are likely looking for copy lease charges for making color or black and white copies. There is no "one size fits all" cost to make a black and white or color copy/print. The way it works is the copier lease company figures out how many color copies and black and white copies (and prints) you will make monthly and factor that into your monthly fixed cost.
Here are some general rates to help you:
Rates vary based on volume primarily, but things like copier/printer type also play a role.
1 cent to 5 cents for black copies
7 cents to 15 cents for color copies