F#dim: guitar chord voicings, inversions, scales and arpeggios

F#dim (Diminished) is an interactive GuitarArcanum page with chord formula, intervals, voicings, inversions, triads, pentatonic patterns, scales and arpeggios on the fretboard.

Chord formula

Interval formula: 1 b3 b5. A diminished triad — root, minor 3rd and flat 5th. A tense, unstable chord that wants to resolve.

Chord tones

The minor 3rd and flat 5th give two stacked half-step tendencies. The tritone between the root and b5 is the source of the tension.

Sound character

Tense, unstable and anxious — never a point of rest.

Harmonic function

Most often a passing or leading-tone chord (the vii) that pulls to the tonic.

Typical progressions

Fdim → C
F# – Gdim – G#m
vii° → I

Guitar voicing advice

Compact shapes from the 5th and 4th strings. Often used as a passing chord a half-step between two others.

Fretboard voicings for F#dim

A few curated F#dim shapes with fret numbers, intervals and root markers.

F#dim — E shape, frets 0–5

F#dim — D shape, frets 4–8

F#dim — C shape, frets 4–10

F#dim — A shape, frets 8–12

F#dim — G shape, frets 9–14

Compatible scales for F#dim

Open interactive scale pages that naturally pair with this chord.

Other chord qualities on the F# root

Compare this chord with other qualities sharing the same root.