What is the meaning of the color of safe box?

Speaking of the color of the safe deposit box, from the original white, black, development to the present colorful. JUNBA of the safe deposit box is mainly composed of color.
The bronze color, has a strong visual impact, but also has thick, natural, harmonious and profound. Suitable for display in the study, deeply loved by the knowledgeable people.
Brown is often associated with earth, nature and simplicity. It gives people a sense of credibility, good health, and a sense of conservatism. Brown safe deposit box in home. As household safe box, it is easy to be ignored, but it is safe and reliable.