Many things pay attention to the matching of colors, just like a painting. If there is no color, it is definitely not a complete work. Metal signage is actually the same. Its surface color can be designed according to different needs. However, simply colorful and beautiful cannot replace its practicality. Color is not only decorative, but also functional. The unity of the two is the science and practicality of color application.

Although customary popular colors in special environments have long been used by people, when they were initially identified, they still have sufficient scientific basis, so these popular colors have been used by people. For example, red is generally used for things that are conspicuous. The reason is that people are most sensitive to colors such as red, which also has strong penetration and transmission capabilities.

Decorated with red to remind people's attention and easy to find in emergency. Due to the habitual relationship, the red thing can give people the association of flame and blood, so that people have a sense of urgency inside. By the same token, in military affairs, metal signage mostly adopts grass green popular colors, the purpose of which is to conceal the enemy's sight and protect the target.

Therefore, in different fields, the colors required by metal signs are different. To make a suitable choice in a unique environment, you need relevant experience and a certain degree of innovation.