A♭maj9
Ab Major 9th — the maj7 opened up with a ninth — wide, modern, and glassy; a staple of contemporary keys playing.
The keys
A♭ – C – E♭ – G – B♭
What's inside A♭maj9
| Note | Interval from root | Degree |
|---|---|---|
| A♭ | Root | 1 |
| C | Major 3rd | 3 |
| E♭ | Perfect 5th | 5 |
| G | Major 7th | 7 |
| B♭ | Major 9th | 9 |
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 – G3 |
| Right (colour) | C5 – B♭5 |
Where A♭maj9 lives
As the i chord
A♭maj9 → E → G♭ → A♭maj9
The minor home base: i–VI–VII pulls away and lands back home.
In a ii–V–i
B♭m7♭5 → E♭7 → A♭maj9
The minor two-five resolving into this chord as the destination.
Put A♭maj9 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 →