Guitar, piano and ukulele chords

Fdim chord (F diminished)

The Fdim chord (F diminished) has 3 notes: F, A♭ and C♭. It is a diminished chord: root, minor third and diminished fifth. It sounds very tense and unstable. It works as vii° in F sharp major and ii° in E flat minor.

How to play it on guitar

An x is a string you don't play and 0 is an open string. The number on the left is the fret where the shape starts.

×
Open
12310x
3fr ××
Easy version
xx3464

Notes in the chord

NoteInterval
FRoot
A♭Minor third
C♭Diminished fifth

Inversions

  • Root position: F – A♭ – C♭
  • First inversion: A♭ – C♭ – F
  • Second inversion: C♭ – F – A♭

On piano

The highlighted keys (F, A♭ and C♭) make the chord in root position.

On ukulele

2fr
Usual shape
4542
7fr
Higher up the neck · fret 7
10878

Frequently asked questions

What notes are in the Fdim chord?

Fdim has 3 notes: F, A♭ and C♭. It is a diminished chord: root, minor third and diminished fifth.

How do you play Fdim on guitar?

The usual shape is 12310x, read from the low E string to the high E string. If you can't play barre chords yet, start with the easy version: xx3464.

What keys is Fdim in?

Fdim is in F sharp major (vii°) and E flat minor (ii°).