A Flat Fifth Chord

A(♭5) · A C♯ E♭

The a flat fifth chord is written A(♭5) and is built from the notes A C♯ E♭. Below is the chord on a piano keyboard, followed by every inversion.

ARootC♯3rdE♭5th

Inversions

Root position

A - C♯ - E♭ (bass A)

1st inversion

C♯ - E♭ - A (bass C♯)

2nd inversion

E♭ - A - C♯ (bass E♭)

Related chords

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