Pasillo is a 19th‑century Andean genre and dance that took shape during the independence era in the former Viceroyalty of New Granada. It blends the triple‑meter elegance of the European waltz with indigenous and mestizo Andean melodic sensibilities and guitar‑family timbres.
As it spread across what later became Colombia, Ecuador, and parts of Venezuela and Panama, pasillo developed distinct local flavors. In Colombia it often appears as agile instrumental salon music (frequently led by bandola, tiple, guitar, or violin), while in Ecuador it evolved a celebrated song form—pasillo canción—noted for its intimate, melancholic lyricism. Venezuelans use the umbrella term “vals” for closely related triple‑meter pieces, reflecting shared roots in 19th‑century European dance forms.
Characteristic features include 3/4 (sometimes 6/8) meter with a waltz “oom‑pah‑pah” pulse offset by Andean syncopations; diatonic, singable melodies colored by expressive chromatic passing tones; and accompaniment textures built from arpeggios, tremolo, and counter‑melodies on plucked strings.