m7b5 (m7-5) chords

The Minor 7th flat 5th Chord is an alternation of the minor seventh chord. It is also called Minor 7th minus 5th. This chord is a minor seventh except that the fifth are lowered one step. By comparing Cm7 with Cm7b5 we could see that the notes changes from C, Eb, G, Bb to C, Eb, Gb, Bb.

The easiest way to play these chords are by the movable shape presented in the diagrams below (Am7b5 is partly an exception, with two open strings).

Minor 7th flat 5th

Cm7b5

  • Cm7b5 chord diagram

C#m7b5

  • C#m7b5 chord diagram

Dm7b5

  • Dm7b5 chord diagram

D#m7b5

  • D#m7b5 chord diagram

Em7b5

  • Em7b5 chord diagram

Fm7b5

  • Fm7b5 chord diagram

F#m7b5

  • F#m7b5 chord diagram

Gm7b5

  • Gm7b5 chord diagram

G#m7b5

  • G#m7b5 chord diagram

Am7b5

  • Am7b5 chord diagram

A#m7b5

  • A#m7b5 chord diagram

Bm7b5

  • Bm7b5 chord diagram

Comment

Am7b5 could of course also be played as x 12 13 12 13 x.

Chord construction

Cm7b5  x - x - C - Gb - Bb - Eb
C#m7b5  x - x - C# - G - B - E
Dm7b5  x - x - D - Ab - C - F
D#m7b5  x - x - D# - A - Db - Gb
Em7b5  x - x - E - Bb - D - G
Fm7b5  x - x - F - B - Eb - Ab
F#m7b5  x - x - F# - C - E - A
Gm7b5  x - x - G - Db - F - Bb
G#m7b5  x - x - G# - D - Gb - B
Am7b5  x - x - A - Eb - G - C
A#m7b5  x - x - A# - E - Ab - Db
Bm7b5  x - x - B - F - A - D
Guitar versions of the chord

Notes in chord

Cm7b5  C - Eb - Gb - Bb
C#m7b5  C# - E - G - B
Dm7b5 D - F - Ab - C
D#m7b5  D# - F# - A - C#
Em7b5  E - G - Bb - D
Fm7b5  F - Ab - B - Eb
F#m7b5  F# - A - C - E
Gm7b5  G - Bb - Db - F
G#m7b5  G# - B - D - F#
Am7b5  A - C - Eb - G
A#m7b5  A# - C# - E - G#
Bm7b5  B - D - F - A
The intervals are 1 – 3b – 5b – b7

Chord progressions

Progressions including this chord type:

Am7 - Bm7b5 - E7

Am7 - Abm7b5 - G7

Dm7 - Dm7b5 - G7 - Cmaj7

C7 - Em7b5 - A7 - Dm7 - G7

Minor seventh flat fifth is often used as in between chord in blues and jazz progressions.

Back to chord types

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