A♭ Add 9
Abadd9 · Root
Every chord tone stacked from the root up.
Click keys to experiment with the chord
A♭ – C – E♭ – B♭
1 – 3 – 5 – 9
Same pitch classes as add2. The difference is voicing: add9 places the 2nd/9th above the 5th in the next octave.
The Abadd9 chord sounds sparkling and shimmery, adding brightness to a triad. Its notes are Ab, C, Eb, Bb. This chord is commonly heard in pop music, and R&B and soul.