Learn to Play Bb / A# Major 6
Also written: A# Major 6 — same keys, same sound, two spellings of one chord.
What notes are in bb major 6?
The bb major 6 chord (Bb6) is built from the notes Bb, D, F, G — root, major 3rd, perfect 5th, major 6th.
Bb6
A major triad plus a major 6th: root, 3rd, 5th, 6th. No 7th, no tension — four consonant notes.
How does bb major 6 sound?
Sunny and conclusive with a vintage smile — the 6th adds sweetness without the major 7's dreaminess. It sounds like the end of a swing tune.
A tonic ending chord: pre-bebop jazz ended on I6 the way later jazz ends on Imaj7. It also substitutes for the plain triad when the melody sits on the 6th.
Where do you use Bb6?
End a tune in Bb major on Bb6 instead of plain Bb — the swing-era full stop. It shares all four notes with Gm7, so the bass note decides which chord the ear hears.
Bb is the horn-section default — jazz standards overwhelmingly start in flat keys, and Bb is the first door into that world.
Swing-era endings, doo-wop, The Beatles' final chords ("She Loves You" famously ends on a 6th), and stride piano left hands.
How do you finger Bb6 on piano?
Root-3rd-5th-6th packs the top two notes a whole step apart: 1-2-3-5 lets fingers 3 and 5 handle the tight top pair without twisting.
The root is a black key — let the longer fingers (2, 3) own the black notes and keep the thumb toward the white keys where the shape allows.
Tip: the common mistake
Confusing C6 with Am7 — same four notes, different root. Whichever note the BASS plays decides which chord the ear hears; keep the root clearly on the bottom.
Reading about Bb Major 6 is step one — recognizing it at speed is the game. Chord Rush drills it until your hands know it.
- ⚡Speed
- ◎Accuracy
- ♪Recognition