Abmaj11(b11) Major 7th
The Abmaj11(b11) chord is built from the notes Ab – C – Eb – G – C.
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Also known as
Abmaj7(b11)
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).
CExtension
Extension (16 st)
An upper extension 16 semitones above the root.
🎼 Related scales
🎹 Modal analysis
This chord implies the Ionian (major) scale; its characteristic note is the perfect 4th, what sets it apart from Lydian.
🎸 Genres
Pop · Classical · Gospel