If the five elements like Camptotheca acuminata can be green and cyan, and the five elements belong to aquatic wood, then black, gray and blue are also optional. And Jin Kemu, then we should pay attention to avoid the colors involved in the five elements of gold.
Five elements like fire, you can choose red, pink and purple. Five elements belong to wood for fire, and it is also a good choice to match some green and cyan. And water is like fire, so we should avoid black, blue and gray, which belong to the color of water.
The five elements are like earth, and you can choose yellow, brown, brown and so on. It is also good to match some red, pink and purple ones. And wood mud, we should pay attention to avoid the color of green five-element wood.