Fdim Guitar Chord

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Fdim is a diminished chord made of F · A♭ · C♭. Two stacked minor 3rds — unstable and tense. The standard shape is a barre chord at fret 1: 12310x (6th string → 1st string, x = don't play, 0 = open string).

Chord charts

Fdim

Open position · root on 6th string · 12310x

Fdim

Fret 3 · root on 4th string · xx3464 · from fret 3

Fdim

Fret 8 · root on 5th string · x-8-9-10-9-x · from fret 8

Index finger on string 6 (E), fret 1.
Middle finger on string 3 (G), fret 1.
Ring finger on string 5 (A), fret 2.
Pinky finger on string 4 (D), fret 3.
Let string 2 ring open.
Don't play string 1 (or mute lightly).
Strum down from string 6.

Fdim guitar chord chart — fret 1 barre 12310x and 2 more shapes — All Fdim shapes on one image — long-press (or right-click) to save it.

Notes in the chord

F
rootA♭
3rdC♭
5th

Play it easier with a capo

There's no convenient open shape to capo for this chord — the barre shape is the way to go.

Try it: capo on

Keys that use this chord

the vii° chord in F# major

Scales that fit

F Locrian Mode

Other F chords

F Fm F7 Fmaj7 Fm7 F6 Fm6 Fsus4 Fsus2 F7sus4 Fdim Fdim7 Fm7b5 Faug Fadd9 F9 Fm9 Fmaj9

Diminished chords in other keys

Cdim C♯dim Ddim E♭dim Edim Fdim F♯dim Gdim A♭dim Adim B♭dim Bdim

FAQ

What notes are in the Fdim chord?

The Fdim chord is made of F, A♭, C♭. Two stacked minor 3rds — unstable and tense.

What's the easiest way to play Fdim on guitar?

The standard shape, from the 6th string to the 1st, is 12310x (a barre chord at fret 1). Barre with your index finger and form the shape with the other fingers.

Which scale works for soloing over Fdim?

F locrian fits well.

🎸 Transpose a whole chord sheet — Buskermate
Upload a PDF song sheet and Buskermate reads the chords and moves them to any key or capo position (the app is in Korean for now).