Chord · Triads
F♯dim — F♯ Diminished
F♯dim is the F♯ diminished chord. It is built on the root F♯ with minor 3rd (A) and diminished 5th (C) above it — the formula 1 ♭3 ♭5, sounding the notes F♯ A C. On the piano it sits at F# (octave 4) and above in the library's voicing; the same 3 notes in any octave are still F♯dim.
- Root
- F♯
- Quality
- Diminished
- Formula
- 1 ♭3 ♭5
- Notes
- F♯ A C
On the keyboard
Right-hand fingering for this voicing: 1–3–5 (1 is the thumb).
The notes of F♯dim
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | F♯ | root | F♯4 |
| ♭3 | A | minor 3rd | A4 |
| ♭5 | C | diminished 5th | C5 |
Other triads on F♯
Diminished chords on every root
Part of the chord reference. See also the scales and the keys.