semicord

Fm7 F minor seventh chord

Notes
F Ab C Eb
Formula
1 b3 5 b7
Semitones
0 3 7 10 above the root
Other symbols
Fmin7, F−7

F to Ab is a minor third (3 semitones), Ab to C is a major third (4 semitones), C to Eb is a minor third (3 semitones). A minor triad plus a minor seventh (Eb). With Ab in the bass the same four notes are read as Ab6.

Fm7 on the piano

C4D4E4F4G4A4B4C5D5E5F5G5A5B5C#4Eb4F#4Ab4Bb4C#5Eb5F#5Ab5Bb5C4FAbCC5Eb

Root position from F4: F4, Ab4, C5, Eb5. Middle C is C4.

Fm7 on the guitar

Standard tuning (E A D G B E). Strings run low E on the left to high e on the right, frets downwards; × is a muted string, ○ an open string, and each dot shows the note it sounds, with the root in blue-green. Every shape below has F as its lowest note.

FFCCEbEbAbAbCCFF
E-shape barre, root on the E string at fret 1
1 3 1 1 1 1 (low E to high e)
Sounds F2 C3 Eb3 Ab3 C4 F4
8fr×FFCCEbEbAbAbCC
A-shape barre, root on the A string at fret 8
x 8 10 8 9 8 (low E to high e)
Sounds F3 C4 Eb4 Ab4 C5

The barre shapes are movable: an E-shape chord's root is the note under your first finger on the low E string, an A-shape chord's root is the note on the A string. Slide the same grip up or down to play minor seventh chords on other roots.

Inversions of Fm7

An inversion puts a note other than the root in the bass. The name is what semicord's chord finder calls those notes played bottom to top; a slash name like C/E means a C chord with E in the bass.

PositionNotes, bass firstNamedListen
Root positionF Ab C EbFm7
1st inversionAb C Eb FAb6 (also read as Fm7/Ab)
2nd inversionC Eb F AbFm7/C
3rd inversionEb F Ab CFm7/Eb

Where Fm7 fits

Fm7 is ii7 in Eb major, iii7 in Db major, vi7 in Ab major. As ii7 it is the first chord of the ii–V–I that ends countless jazz and pop phrases: Fm7 → Bb7 → Ebmaj7.