Chord · Ukulele
A♭ Major 9 Chord · Ukulele
Fretboard map · Ukulele
Find every available note across the first 12 frets.
Notes
A♭ · C · E♭ · G · B♭
Root: A♭
Intervals
1 · 3 · 5 · 7 · 9
How it is built
This chord starts on A♭ and applies the intervals 1, 3, 5, 7, 9. The result contains 5 distinct pitch classes per octave.
Explore related combinations
Guide and musical context
About A♭ Major 9 Ukulele Chord
A♭ Major 9 Ukulele chord contains A♭, C, E♭, G, B♭. Its sound is very open, smooth and sophisticated.
Character and sound
Very open, smooth and sophisticated.
Musical context and history
The major ninth extends maj7 with a ninth and is widely used in jazz, neo-soul, bossa nova, R&B and cinematic harmony.
How and where it is used
It is common on tonic and subdominant harmony when density is desired without strong dominant tension.
On ukulele, re-entrant tuning means the physical string order is not simply low to high. That makes the actual fretboard positions and playback especially useful when choosing a fingering. Everything you see and hear on this page comes from the same note set shown above.
Harmonic and musical relationships
From A♭, the dominant is E♭, the subdominant is C♯ and the relative minor is F. These relationships are useful starting points for progressions.
The formula on this page is 1 · 3 · 5 · 7 · 9 and, from A♭, produces the notes A♭ · C · E♭ · G · B♭.
Frequently asked questions
What notes are in the A♭ Major 9 Ukulele chord?
The notes are A♭, C, E♭, G, B♭.
What is its interval formula?
The formula is 1 · 3 · 5 · 7 · 9.
How does it sound and what is it used for?
Very open, smooth and sophisticated. It is common on tonic and subdominant harmony when density is desired without strong dominant tension.
How can I check it on Ukulele?
Use the interactive diagram on this page and press Play or Note by note. The highlighted positions, written notes and playback all use the same pitch collection.