Color palettes of two colors

Quick answer：

A color palette of two colors refers to a selection of two colors that are used together in design, fashion, or art. These colors are chosen to complement each other, creating a harmonious and visually appealing combination. The selection of colors can be based on various color theory principles, such as complementary, analogous, or contrasting colors. Designers use color palettes to create a consistent look and feel across different elements of a project.