F sharp diminished seventh piano chord - F#dim7

The F sharp diminished seventh chord is a 4-note chord consisting of the notes F#, A, C and Eb.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as F#dim7.

Interactive piano diagram for the F sharp diminished seventh chord

Piano keyboard displaying the F sharp diminished seventh chord with the notes A F# Gb B# C D# Eb

Reduced chords

Chords that are a subset of F#dim7. These contain less notes but all of them are included in F#dim7.

F sharp diminished seventh piano chord chart image

In case you prefer a non-interactive variant of the chord chart, we've embedded a PNG image below that shows the notes for the the F#dim7 chord. Feel free to save or share the image as needed.

Piano chord chart for the F sharp diminished seventh chord (F#dim7). The notes F#, A, C and Eb are highlighted.