I think it is the 3rd dimension
Answer: dont shade
Explanation: looks good make a new one shaded
Jingle bells
santa baby
silent night
feliz navidad
mary’s boy child
-yw <3
I believe the answer is Monochromatic
A color scheme could be categorized as monochromatic if it's derives only from single based hue using additional tints, tones, and shades.
The usage of these will alter the brightness and the saturation of the color just like what we see in the painting.