Gbmaj7 chord
Gb major seventh
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3
5
7
10
The Gbmaj7 chord has the formula 1, 3, 5, 7 with notes Gb, Bb, Db, F
The major seventh chord is a mellow variation of the major chord. It is widely used in pop, rock, funk, disco, and other styles. This chord's rise in popular music came with the decline of the dominant seventh in the 70s.