Chord sequence
Dm7 D♭7 Cm7 F7 B♭m7 E♭7 Fmaj7
In every key
Four-note rootless voicings in their two forms, with the 3rd or the 7th on the bottom, played over the root.
Heard in F major
Chords 3 to 6
Cm7 F7 Bbm7 Eb7
Chords 5 to 7
Bbm7 Eb7 Fmaj7
Over Dm7 · vi7
Mode 6 of Major
Over Db7 · subV7/v
Mode 4 of Melodic Minor
Over Cm7 · ii7/iv
Mode 2 of Major
Over F7 · V7/iv
Mode 5 of Melodic Minor
Over Bbm7 · iv7
Over Eb7 · ♭VII7
Over Fmaj7 · Imaj7
The major scale and its modes are the most commonly used scales in western music.