What's the green signboard on a red background?

The red signboard on the green floor usually shows a strong contrast effect. As the background color, the green floor provides an eye-catching foundation. Red signs are used to attract people's attention. The specific design and style of signboards can be changed according to different occasions and purposes. For example, a signboard can be rectangular or square, and words, patterns or signs can be printed on it. Red is usually considered as an eye-catching and energetic color, which can make the signboard more prominent and easy to identify. As the color of the bottom plate, green is in sharp contrast with red, which increases the popularity and recognition of the signboard.