Rotblau
Rotblau, literally red-blue in German, is a term used to describe color schemes that pair red and blue. In German-language contexts it also functions as a proper name for organizations and teams whose official colors are red and blue.
The most prominent usage is in Swiss football, where FC Basel is commonly referred to as Rotblau.
Beyond Basel, Rotblau can be used more generally to describe two-color branding in sports and culture where