Red and yellow became strongly associated with McDonald’s restaurant signs and packaging.
The pairing works with the company’s most recognizable symbol: the bright yellow Golden Arches set against red backgrounds. McDonald’s used these colors repeatedly in signs, wrappers, cups, uniforms, interiors, and advertising, creating a consistent visual identity across restaurants and countries.
Yellow helped the arches remain visible from a distance, while red provided a strong contrasting field that was easy to reproduce in large signs and printed materials. The colors also supported the energetic, high-visibility style of mid-century roadside restaurants.
McDonald’s has used other palettes in particular countries, restaurant designs, and modern campaigns, including more subdued green and brown exteriors in some locations. Those variations do not replace the historic red-and-yellow association. The color combination is a branding convention rather than a single logo feature, which is why it appears across many McDonald’s materials.