How to make color

The app selects a color from an image taken with the "Camera" app or from the "Photos" app, and finds out what colors to mix and in what proportions to create the selected color.
The app finds what colors to mix and in what proportions to create the chosen color.
The colors used for color mixing are the 12 common paint colors (yellow, green, dark green, sky blue, blue, pink, red, orange, fresh, brown, white, and black) or the three primary colors red, blue, and yellow.