A♭aug
A♭ Augmented
1 3 ♯5

Notes in A♭aug

A♭R
C3
E♯5

The A♭aug chord contains 3 notes: A♭, C, E

Intervals

IntervalSemitonesNoteFunction
R0A♭Root
34CMajor 3rd
♯58EAugmented 5th

About A♭ Augmented Chords

Augmented chords raise the 5th by a half step, creating an unsettled, dreamy tension. Like diminished 7th chords, augmented chords are symmetrical — they divide the octave into three equal parts. The Beatles used augmented chords frequently for their otherworldly quality.

Compatible Scales & Modes

These scales contain all the notes of A♭aug and can be used for soloing, improvising, and writing melodies over this chord.

A♭ Whole Tone Scale
A symmetric 6-note scale that perfectly outlines augmented harmony.
A♭ Lydian ♯5
Also called Lydian Augmented — works in jazz contexts over augmented chords.

📚 Guitar Resources

Chord Theory Books →Fretboard Posters →

Amazon affiliate links