B♭9
9 · B♭ – D – F – A♭ – C
- B♭R
- D3
- F5
- A♭♭7
- C9
hear it, browse voicings, or tap notes to name any chord
Guitar voicings
Piano
- Root
- Third / sus
- Fifth
- Sixth / seventh
- Extension
About the B♭9 chord
The B♭9 chord (9) is made up of 5 notes — B♭ is the root, D the major third, F the perfect fifth, A♭ the minor seventh and C the ninth. It extends a dominant seventh chord with a ninth stacked above the seventh.
On guitar, B♭9 chords sit higher up the neck: 633334, around the 3rd fret. All six strings sound. The diagrams above show 4 playable voicings in all.
Ninth chords extend the dominant seventh into a rich, funky sound at home in funk and jazz.
Common questions
- What notes are in the B♭9 chord?
- The B♭9 chord contains the notes B♭, D, F, A♭ and C.
- How do you play B♭9 on guitar?
- A common shape is 633334. The diagrams above show 4 playable voicings you can strum or hear.
- What intervals make up the B♭9 chord?
- The B♭9 chord is built from the root (B♭), a major third (D), a perfect fifth (F), a minor seventh (A♭) and a ninth (C).
- Is B♭9 the same as A♯9?
- Yes — B♭ and A♯ are two names for the same pitch (enharmonic equivalents), so B♭9 and A♯9 are the same chord. MobileChords spells it B♭9.
More than a chord chart
The chart above is just the start. Open B♭9 in the finder to hear it on guitar and piano and browse every playable voicing side by side. Or switch to Name my chord — tap frets or keys and MobileChords identifies the chord you're playing, inversions and slash chords included.