How to design a gate door header is better. Before the design, you need to determine your main color, for example, we are here red, then it is best to choose a black. The theme color is best to be the main color, because red gives a feeling of boldness and jumping, but also gives customers a strong visual impact. Of course, you can also choose a dark brown or golden yellow color as the theme color, all of these color matching should pay attention to the style of the whole store, not too cheesy. We can first determine the main color, and then according to the style to determine the corresponding color scheme. In fact, having a suitable color scheme can help everyone quickly understand the overall design concept, and also allow us to roughly understand how the theme color matches. The theme color is the color relationship of the whole store.