<span>Decorative patterns should be selected to harmonize with structural patterns.
Structural pattern is the main pattern that eases the design. If we wanted to add a decorative pattern into it, we have to make sure that the decorative pattern and the structural pattern enhance one another and not making both of those patterns become redundant</span>
You can find it in art history books, Wikipedia
Answer:
"If your neck is lighter than your face and you don't want your face to be as pale, choose one shade lighter than your face so its comparable. (You can always 'warm up' the face with bronzer if your complexion still appears light.) This way it's not too light or that much warmer than your neck."
Explanation: