Ammaj13 Minor-Major 7th
The Ammaj13 chord is built from the notes A – C – E – G# – B – B – F#.
Piano sound loads on first tap.
Chord tones, one by one
ARoot
Root
The fundamental note the chord is built on — A.
CThird
Minor third
Three semitones — makes the chord minor (darker, sadder).
EFifth
Perfect fifth
Seven semitones — the most stable interval, reinforces the root.
G#Seventh
Major seventh
Eleven semitones — a lush, jazzy seventh just below the octave (maj7).
BExtension
Ninth (9)
A 9th — colorful extension a whole step above the octave.
BExtension
Ninth (9)
A 9th — colorful extension a whole step above the octave.
F#Extension
Thirteenth (13)
A 13th — full, rich top extension.
🎼 Related scales
🎹 Modal analysis
This chord implies the Melodic minor scale; its characteristic note is the major 7th.
🎸 Genres
Modern jazz · Post-bop · Fusion