Bmaj7 Piano Chord
Bmaj7 is the B major seventh chord. It has four notes: B, D sharp, F sharp and A sharp. Three are black keys and only the root is white.
B at the bottom, then D♯ and F♯ and A♯. Right hand 1-2-3-5, left hand 5-3-2-1. The black keys are D♯ and F♯ and A♯.
How to play Bmaj7 on piano, step by step
- Start on the B below middle C. That is the lowest note of the chord.
- Thumb (1): B
- Index finger (2): D♯
- Middle finger (3): F♯
- Little finger (5): A♯
- Press them together with the right hand. The left hand plays the same notes with fingers 5, 3, 2, 1 an octave lower, or just B on its own as a bass note.
Only the thumb stays on a white key here; everything else is black. Let the hand sit deep in the keyboard and bring the thumb forward rather than dragging the whole hand out.
Inversions of Bmaj7
The same 4 notes with a different one at the bottom. All of them are Bmaj7; which you play depends on what the hand is coming from. Tap any card to hear it.



If it sounds wrong
- The top note is A natural
- That gives B7, which pulls toward E. Bmaj7 needs A sharp, the black key to its right.
- The thumb is dragged in with the hand
- It is the only finger on a white key. Keep it forward on the front part of B while the others sit deeper.
- The black keys sound uneven
- They are narrow and need a central strike. Aim each fingertip at the middle of its key.
What makes it a Bmaj7
B · D♯ · F♯ · A♯ 1 3 5 7
Bmaj7 is a B major triad, B D sharp F sharp, with an A sharp added: the major seventh.
It is the I chord of B major and the IV of F sharp. Both are rare home keys, so this chord is usually met inside a progression rather than as a destination.
Bmaj7 vs B7
The top note. Bmaj7 has A sharp and rests; B7 has A natural and pulls hard toward E.
B7 is by far the more common of the two, because it is the V chord of E. Bmaj7 shows up in jazz and in songs that sit in B.
Questions about Bmaj7
Which notes are in a Bmaj7 chord on piano?
B, D sharp, F sharp and A sharp. Only B is a white key.
What fingers do you use for Bmaj7?
Right hand: thumb on B, index on D sharp, middle on F sharp, little finger on A sharp. Left hand: 5, 3, 2, 1.
What is the difference between Bmaj7 and B7?
The top note. Bmaj7 has A sharp and sits still; B7 has A natural and drives toward E.
Is Bmaj7 hard on piano?
The mix of one white key and three black ones takes a moment to settle, but the shape itself is comfortable.
Where is the Bmaj7 chord used?
As the I chord in B and the IV in F sharp, mostly in jazz.
Chords to learn next
Bthe plain major
C#m7the ii chord beside Bmaj7 in the key of B
F#7the V chord of B
B7the restless seventh, a half step below this one