Secondary colors, also known as intermediate colors, are created by mixing two primary colors. The most commonly recognized secondary colors are green, orange, and purple. However, there are many synonyms for secondary colors, including tertiary colors, subordinate colors, and intermediate shades. Tertiary colors are created by mixing a primary color with a secondary color, resulting in colors such as yellow-green or blue-violet. Subordinate colors are colors that are less dominant in a color scheme compared to the primary and secondary colors. Intermediate shades refer to the range of colors that fall between the primary and secondary colors, including hues like chartreuse and magenta. Regardless of the terminology used, secondary colors are an essential aspect of color theory and design.