Coloring refers to the act of adding colors to a black and white picture or drawing. It is a fun activity that allows you to make something plain and dull look more lively and vibrant by using various colors. Full definition
Previous work had demonstrated ways of selectively reflecting light except for one precise angle, but those approaches were limited to a narrow range of colors of light. (sciencedaily.com)
Typically in colors of blue or black, a foam roller is quite simple: a cylinder made of foam (usually about 6 inches in diameter and about 18 inches long). (femmefitalefitclub.com)
I'd work the navy blazer with colors of neon, pastel and prints of stripes / floral! (thefashionfolks.com)