B♭maj9
B♭ Major 9th
1 3 5 7 9
Notes in B♭maj9
B♭R
D3
F5
A7
C9
The B♭maj9 chord contains 5 notes: B♭, D, F, A, C
Intervals
| Interval | Semitones | Note | Function |
|---|---|---|---|
| R | 0 | B♭ | Root |
| 3 | 4 | D | Major 3rd |
| 5 | 7 | F | Perfect 5th |
| 7 | 11 | A | Major 7th |
| 9 | 2 | C | Major 9th |
About B♭ Major 9th Chords
Major 9th chords combine maj7 with a 9th for a lush, sophisticated sound. They appear frequently in jazz ballads, bossa nova, and contemporary R&B. Steely Dan built entire careers on maj9 voicings.
Compatible Scales & Modes
These scales contain all the notes of B♭maj9 and can be used for soloing, improvising, and writing melodies over this chord.
B♭ Lydian
Beautiful over maj9 chords — the ♯4 adds sophistication without clashing.
B♭ Ionian
Works perfectly. The 9th is a natural scale tone.