Currently, most employers ignore the fact that colors affect the behavior and thinking of employees in the work process. Workers are austere, colors, and they are places where employees only routinely perform tasks. In such an environment, employees can not feel good, do the best they can and work safely. It is important for employers to realize that by creating suitable working conditions they will help their employees to better manage their job tasks. Their performance will improve, they will work safely and significantly help in the development of society. The article deals with experiments that deal with the performance of test people who perform specific activities with different color backgrounds. This section evaluates the measured values and determines which colors affect the lowest performance, which colors are disturbing and cause many mistakes, human workplace problems, which can lead to arguments or even aggression. But also which colors can help achieve the highest efficiency that positively affect staff performance, support thinking and develop creativity, improve relationships and create a comfortable atmosphere.