Complementary color matching in design

Quick answer：

Complementary color matching in design refers to the use of colors that are opposite each other on the color wheel to create a striking contrast. This technique is often used to draw attention or to create a dynamic and visually appealing composition. Complementary colors, such as red and green, orange and blue, and yellow and purple, are known to stand out against each other, making them effective for highlighting certain elements in a design.