subject: Several Questions About Colors [print this page] Take a look at things around us, we can see many stuffs in different colors. Is there any other reasons that why they are in such color other than looking beautiful in it? Of course there are, for example, to look cooler, to zoom in or zoom out the object, or to save energy.
Why the strongboxes are mostly in black?
You can see the large safe in office or safe that appears in movies are almost in black, even the safe kept by the financial staffs are painted in dark green. Why?
To prevent theft, safe, and are designed to be not easily destroyed the structure, must also increase its weight as much as possible, so that can not easily move. However, to increase the physical weight is a safe limit, so they painted it makes psychological sense of heavy, dark, gives rise to the feeling of not moving. White and black can produce nearly twice the psychological difference in weight, which can greatly increase the safe use of black psychological weight, so as to effectively prevent the occurrence of theft.
Why some colors will make people feel cold or warm?
Colors dont have temperatures, but they can make you feel cold or warm. For example, colors like red, orange, or pink are warm colors, which can associate with fire and sun and make people feel warm. And colors like blue, green and cyan are cold colors which associate with ice and water and make people feel cool, even cold.
But actually the feeling can vary from people to people because of the different growing environment and personal experience. For example, grew up in the frozen north who would think of cool to see snow, so they see the cool feel colder. Growth in the tropical island who see the cool hard to realize the cold, because they basically do not have a cold feeling. In the tropics, even the water is warm. Therefore, a person would like to know the feeling of cool or warm, you must first understand his upbringing.
Why colors can influence our perception in hot summer?
Think of the red fan. In hot summer, most fans are painted in white, black or gray, rarely in red. The true is no matter what color the fan is, they have the same function to cooler people. But red and other warm colors will make people feel warm, and thus see a red fan, will feel it is a warm wind blowing. In the hot summer, this will make people feel more depressed. Therefore, or white, black or gray and so cool the fans feel more comfortable.
On the other hand, some colors reflect light instead of absorbing heat, so the actual temperature of the object is relatively low, and some colors absorb light, while also absorb heat, so the actual temperature of the object is relatively high. White, yellow and light blue and other bright colors to reflect light, but it is not easy to absorb heat, while black and purple and other colors to absorb light and heat.
Why refrigerators are in white?
In the home appliances store in the refrigerator we see mostly white or a lighter color, why is that? White or light-colored light reflection rate is high, and thus the surface temperature of the refrigerator is not too high, so no need to spend more energy to cool the surface of the refrigerator, thus saving energy. In addition, white or light-colored back to people a sense of cool, so either psychologically or physically, refrigerators are suitable for use white or light colored.
