Prisoners may be locked in any cell, so some prisoners were temporarily locked in this pink cell. The navy officer applied a layer of bubble gum to the wall of an 18-foot-by-24-foot cell on South's recommendation, similar to the color of a Petobismo gastric pill bottle. In early 1979, a local naval prison Verified South's discovery. Southe clearly pointed out that this pink color can cause an important physiological response: 'Compared with other colors, it has a significant effect on lowering heart rate, smoothing pulse and breathing.' If you are a web developer, the color code is #FF91AF if you are engaged in printing work, its color code is CMYK 0-43-31-0. After a series of tests, he concluded that there is a certain pink color that has a calming effect and can ease the mood of overly aggressive people. In the 1970s, Alexander Southes, a scientist from Tacoma, Washington, began to explore to see if a particular color would change our emotional state. So, it might be a good idea to paint the prison cell pink. Luscher’s results have opened up other studies that drew attention to the role of color in our mental state. Since then, the Luscher color test has not been used often. The validity of the Luscher color test has been widely questioned because its test results do not match the results of other more recognized personality tests.

He further speculated that people with the same personality type would make similar color arrangements.

Luscher imagined that our preference for color stems from our subconscious self. Luscher will give the tester eight cards, each with a different color, including blue, yellow, red, green, purple, brown, gray, and black, in order of the tester from favorite to least favorite arrangement. In the 1960s, a Swiss psychotherapist named Max Luscher invented a system to describe a person’s personality, which is now known as the Luscher color test.

Luscher color test validity