Yes, you can absolutely wave down or "hail" a taxi in the street in Barcelona, provided the taxi has its green roof light turned on. In 2026, Barcelona's official taxis (which are easily recognizable by their distinctive black and yellow colors) remain the most convenient way to get around the city. While ride-hailing apps like Uber, Cabify, and Bolt exist in Barcelona, they are subject to very strict regulations in 2026 that often require a "pre-booking" wait time of up to 15–60 minutes and prohibit them from picking up passengers on the street. Official taxis, however, can be hailed anywhere that isn't within 50 meters of a designated "Taxi Rank" (stop). A high-value tip for 2026: most Barcelona taxis now accept both cash and contactless card payments, and using the "Free Now" app allows you to hail an official city taxi digitally with the same convenience as an Uber but with the legal "hailing" rights of the taxi fleet.