The strength of this painting lies in its use of color. Its weakness is also in its use of color. It only uses four colors to express the petals. Subtle color changes on the flower center. The yellow in the center of the flower just acts as a contrasting color and becomes an embellishment. However, the large-scale operation The use of dark colors is very dangerous, especially for line drawings. This painting can only be appreciated by viewing it against a completely black background. The beauty of it