F# Diminished Chord on Guitar
The F# Diminished chord contains F#, A and C — 3 notes. Every position is marked across the whole fretboard below, labelled with note names and with interval numbers, and the tuning of each string can be changed.
- Root
- Minor 3rd
- Augmented 4th
| Degree | 1 | ♭3 | ♯4 |
|---|---|---|---|
| Note | F# | A | C |
| Interval | Root | Minor 3rd | Augmented 4th |
Note names

Interval numbers

Scales containing F# Diminished
| Major (Ionian) | G |
| Natural Minor (Aeolian) | E |
| Dorian | A |
| Phrygian | B |
| Lydian | C |
| Mixolydian | D |
| Locrian | F# |
| Harmonic Lydian (Lydian ♭6) | B♭ |
| Harmonic Minor | D♭ E G B♭ |
| Melodic Minor | G A |
| Melodic Minor ♯4 | C E♭ F# A |
| Gypsy Minor (Hungarian Minor) | F# B♭ |
| Dominant Pentatonic (Mixolydian Pentatonic) | D |
| Minor Sixth Pentatonic | A |
| Blues | F# |
| Dominant Diminished (M2) | C D E♭ F F# A♭ A B |
| Tcherepnin (M3) | C E A♭ |
Circle of fifths
Chords inside F# Diminished
No chord in the list has fewer notes than this one.
Frequently asked questions
What notes are in the F# Diminished chord?
F#, A and C. That is 3 notes.
How is the F# Diminished chord built?
From a root of F#: A is the minor 3rd and C is the augmented 4th.
Which scales contain the F# Diminished chord?
G Major (Ionian), E Natural Minor (Aeolian), A Dorian and B Phrygian, among others. Every note of the F# Diminished chord is in those, so they can be played over it.
Practice this on your own guitar
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