Chord · Guitar

F♯ Diminished Chord · Guitar

F♯AC
View on: Theory PianoGuitarUkuleleMandolin

Fretboard map · Guitar

Find every available note across the first 12 frets.

123456789101112
E2
A2
D3
G3
B3
E4

Notes

F♯ · A · C

Root: F♯

Intervals

1 · ♭3 · ♭5

How it is built

This chord starts on F♯ and applies the intervals 1, ♭3, ♭5. The result contains 3 distinct pitch classes per octave.

Explore related combinations

Guide and musical context

About F♯ Diminished Guitar Chord

F♯ Diminished Guitar chord contains F♯, A, C. Its sound is unstable and compressed, built from two minor thirds.

Character and sound

Unstable and compressed, built from two minor thirds.

Musical context and history

The diminished triad is part of tonal harmony’s tension and voice-leading vocabulary. Its diminished fifth avoids a sense of rest and encourages semitone motion.

How and where it is used

It is used as a passing chord, leading-tone chord and chromatic connector.

On guitar, the same pitch collection can appear in several fretboard positions. Favor comfortable fingerings, guide tones and open strings when useful; the map shows all available positions across the first twelve frets. Everything you see and hear on this page comes from the same note set shown above.

Harmonic and musical relationships

Compare this chord with other variants sharing the root F♯. Changing a single third, fifth, seventh or extension makes it easy to hear which interval defines the chord’s character.

The formula on this page is 1 · ♭3 · ♭5 and, from F♯, produces the notes F♯ · A · C.

Frequently asked questions

What notes are in the F♯ Diminished Guitar chord?

The notes are F♯, A, C.

What is its interval formula?

The formula is 1 · ♭3 · ♭5.

How does it sound and what is it used for?

Unstable and compressed, built from two minor thirds. It is used as a passing chord, leading-tone chord and chromatic connector.

How can I check it on Guitar?

Use the interactive diagram on this page and press Play or Note by note. The highlighted positions, written notes and playback all use the same pitch collection.