The effects should depend on both the temperature and duration of exposure. The effects also depend on the task at hand. The effect of color on workers represents one of the least understood topics in the psychology of the workplace, but it remains the highlight of noticeable changes in employee efficiency and morale. There is no evidence that color stimulates performance. Studies suggest that employees prefer blues, greens, and lighter colors and that they tend to associate these specific colors with cool places and temperatures.
Employees also perceive light colored rooms as relatively large of open.
It is said that different colors put employees into different moods. For example, red portrays happiness and blue means serenity and dignity, while black seems gloomy. Color is important to lighting because it plays a major role in reflectance of surfaces or proportion of light arrangement of lighting. On the other hand, lighting can affect the appearance of the colors. Music in the workplace has been present for quite some time.