Red and yellow became the color combination strongly associated with McDonald’s during its postwar expansion.
Yellow was already central to the Golden Arches, whose bright color helped restaurants attract attention from passing motorists. Red was used prominently in signs, buildings, packaging, and advertising, creating a high-contrast identity that was easy to recognize at a distance.
The combination supported McDonald’s rapid franchise growth in the United States and later international expansion. It appeared in many forms, including red restaurant panels, yellow arches, uniforms, printed materials, and promotional graphics. The exact design changed over time, but the basic color relationship remained a powerful visual shorthand.
McDonald’s has also used other colors in particular campaigns and contemporary restaurant designs. Green, for example, appears in some newer environmental or architectural treatments. Those variations do not replace the historical importance of red and yellow as the brand’s classic postwar palette.