Look at more than one picture to see how the illustrations differ from or resemble one another in their use of the art elements. If gray is added, there is no change in value. On the color wheel, the hues at the top are higher in value than any that are lower. Yellow, in other words, is the highest in value, and violet is the lowest. Black advances, and white recedes.
Warm colors advance, and cool colors recede.
K. Emotional uses of color Conflict can be conveyed by the use of the sharp contrast between white and black, by the use of complementary colors, or by an emphasis on the primary colors. Harmony can be conveyed by an exclusive use of tints, by the use of analogous colors, or by the use of tones of the same color. Intense colors generate intense feelings. Some symbolic meanings of color Red is universally understood as the color of danger, anger, and passion. In western culture, it conveys fearfulness or cowardice.