A♭aug
Ab Augmented — a raised fifth pushes this triad upward — a classic passing colour between stable chords.
The keys
A♭ – C – E
What's inside A♭aug
| Note | Interval from root | Degree |
|---|---|---|
| A♭ | Root | 1 |
| C | Major 3rd | 3 |
| E | Augmented 5th | #5 |
Inversions
| Position | Keys (low → high) |
|---|---|
| Root position | A♭4 – C5 – E5 |
| 1st inversion | C5 – E5 – A♭5 |
| 2nd inversion | E5 – A♭5 – C6 |
A working voicing
Split the chord between two hands the way working players do — a solid shell low down, the colour tones up top:
| Hand | Keys |
|---|---|
| Left (shell) | A♭2 – A♭3 |
| Right (colour) | C5 – E5 |
Where A♭aug lives
As the I chord
A♭aug → D♭ → E♭ → A♭aug
The classic I–IV–V–I motion with this chord as home.
In a ii–V–I
B♭m7 → E♭7 → A♭aug
The strongest cadence in harmony, resolving onto this chord.
Put A♭aug under your fingers
Hear every voicing, see the keys light up, and drill it in the interactive Chord & Voicing Lab.
Open the Chord & Voicing Lab →