A Major 6th :: A C♯ E F♯

B
F♯
D
A
6
A
3
5
A
6
3
5
6
3
A
5
6
A
5
3
⬤ ⬤
6
A
⬤ ⬤
A♭ Minor 6th :: A♭ C♭ E♭ F

B
F♯
D
A
♭3
5
A♭
♭3
6
5
♭3
6
A♭
5
6
A♭
5
♭3
6
A♭
⬤ ⬤
♭3
⬤ ⬤