Abma7add#13 Major 7th

The Abma7add#13 chord is built from the notes Ab – C – Eb – G – D.

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Also known as

Abmaj7#11Abmaj7(#11)

Chord tones, one by one

AbRoot

Root

The fundamental note the chord is built on — Ab.

CThird

Major third

Four semitones — makes the chord major (brighter, happier).

EbFifth

Perfect fifth

Seven semitones — the most stable interval, reinforces the root.

GSeventh

Major seventh

Eleven semitones — a lush, jazzy seventh just below the octave (maj7).

DExtension

Sharp eleventh (♯11)

A ♯11 — the bright, floating Lydian color.

🎼 Related scales

🎹 Modal analysis

This chord implies the Lydian scale; its characteristic note is the bright, floating ♯11.

🎸 Genres

Film & TV scoring · Modal jazz · Impressionism

ma7add#13 in every key

More Ab chords

More Ab chords from Lydian