132 CHAPTER 6 Manipulating light: Tools, techniques, and the behavior of light FIGURE 6.5 Additive mixing of colored light. The overlapping of all three primary colors theoretically creates white light. The combination of two primary colors creates the secondary colors (amber, cyan, and magenta). (Reprinted with permission from Backstage Handbook by Paul Carter. New York: Broadway Press, 1988.) Subtractive mixing of colors