Dbm7 chord
Db minor seventh
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G
Gb
G
Ab5
A
Bb
B
C
Db
D
Eb
E
F
Gb
G
Ab
C
C
Db1
D
Eb
E
F
Gb
G
Ab
A
Bb
B
C
Db
E
Eb
Eb3
F
Gb
G
Ab
A
Bb
B
C
Db
D
Eb
E
E
A
Ab
A
Bb
Bb7
C
Db
D
Eb
E
F
Gb
G
Ab
A
B
3
5
7
10
The Dbm7 chord has the formula 1, b3, 5, b7 with notes Db, E, Ab, B
The minor seventh chord is commonly used in soul and R&B, among many other genres. The chord works well as the tonic in a minor progression, or as the 2nd degree in the classic ii-V-I jazz turnaround.