How to design the illustration background?

How to design the background of illustrations so that this group of illustrations can be well displayed? Let's take a look at how illustrations are used in design. 1. Illustration can be regarded as an art form, which can better express the ideas that designers want to express. We can see that these illustrations can not only express the theme, but also be a special visual effect, which is easier to attract people's attention in design, thus achieving a certain visual communication. 2. Color design color is the medium of visual experience, which can produce various effects on the screen, reflecting the image, content and designer's style. Through the rational application of color in the design process, give full play to the expressive force of color in the picture, and better reflect the design concept and purpose.