What is a tertiary color?

A tertiary color is indeed defined as a color created by mixing a primary color with its neighboring secondary color on the color wheel. This blending results in a range of colors that are more complex than either the primary or the secondary colors alone. For example, mixing red (a primary color) with orange (a secondary color) creates red-orange, thus establishing a tertiary color.

Tertiary colors are important in color theory and are often utilized in art and design to create a more nuanced palette. Understanding how to mix these colors allows artists to achieve specific tonal qualities and harmonies in their work, making this concept essential for anyone studying visual arts.

The other options don't accurately describe what a tertiary color is. Creating a color from two primary colors characterizes a secondary color, while a pure color, without tint or shade, refers to a saturated color with no modifications. Describing a color as found in nature doesn't align with the specific definitions used in color theory.