The Bb7 chord
The Bb7 chord is built from Bb, D, F, Ab. With notation, piano keyboard, guitar and ukulele shapes.
In notation
Major with a minor seventh. The chord that pulls home — the backbone of blues and cadence.
Intervals from the root
Piano
Guitar
Ukulele
Related pages
Anotona does this for you
Photograph a page of sheet music or play the melody — Anotona finds the key, engraves the notes and transposes them into any other. Free.
See AnotonaEvery note on this page is computed, not typed in — following the rule that also makes F# major spell its seventh degree E#, not F.