The twelve-bar blues or blues changes is one of the most prominent chord progressions in popular music. The blues progression has a distinctive form in lyrics, phrase, chord structure, and duration. In its basic form, it is predominantly based on the I, IV, and V chords of a key. The blues can be played in any key.
People also ask, where did the 12 bar blues come from?
Origins of the blues. African slaves brought their musical traditions with them when they were transported to work in the North American colonies. Early types of African American music included spirituals (religious songs using vocal harmony) and work songs.
What are the most common blues chords?
The dominant 7th chord is the most common used chord in blues. But also the ninth and thirteenth chords are found regularly in blues music to give that extra flavor to a chord progression. They add a little bit of jazz flavor.
What is meant by the blues form?
The blues form, ubiquitous in jazz, rhythm and blues and rock and roll, is characterized by the call-and-response pattern, the blues scale and specific chord progressions, of which the twelve-bar blues is the most common.