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Chords in the key of B Major

The seven chords of B Major and the 7th chord on each, with the key signature and the keys closest to it.

Short answer

The key of B Major contains seven diatonic chords: B, C♯m, D♯m, E, F♯, G♯m, A♯°. They're built on each degree of the B Major scale.

Tonic
B
Key signature
5 sharps
Scale
B C♯ D♯ E F♯ G♯ A♯
Relative key
G♯ Natural Minor
Dominant
F♯
Parallel key
B Natural Minor

Diatonic chords in B Major

Build a triad on each note of the B Major scale and you get these seven chords. Add one more scale note on top and you get the 7th chord beside it.

DegreeTriad7th chordHear
IBBmaj7
iiC♯mC♯m7
iiiD♯mD♯m7
IVEEmaj7
VF♯F♯7
viG♯mG♯m7
vii°A♯°A♯m7♭5

Key signature of B Major

B Major has 5 sharps: F♯, C♯, G♯, D♯, A♯. The signature at the start of each staff line makes those notes sharp all the way through, unless an accidental says otherwise.

Practise reading key signatures

B Major on the piano

Show:
B Major on the pianoEBEBC♯D♯F♯G♯A♯C♯D♯F♯G♯A♯B Major - B · C♯ · D♯ · E · F♯ · G♯ · A♯

Common progressions in B Major

The most popular chord progressions written in this key. Click any progression to hear it.

I–V–vi–IV in B major
BF♯G♯mE
I–IV–V in B major
BEF♯
ii–V–I in B major
C♯m7F♯7Bmaj7
I–vi–IV–V in B major
BG♯mEF♯
I–IV–V–I in B major
BEF♯B
I7–IV7–I7–V7 in B major
B7E7B7F♯7
vi–IV–I–V in B major
G♯mEBF♯
I7–I7–I7–I7–IV7–IV7–I7–I7–V7–IV7–I7–V7 in B major
B7B7B7B7E7E7B7B7F♯7E7B7F♯7

Related keys

The keys a song in B Major most often borrows chords from or moves to.

CGDAEBC♭F♯G♭D♭C♯A♭E♭B♭FAmEmBmF♯mC♯mG♯mA♭mD♯mE♭mB♭mA♯mFmCmGmDmMajorMinor
B Major is lit, with its relative key and the keys a fifth either side.

Questions people ask

What chords are in the key of B Major?
The key of B Major contains seven diatonic chords: B, C♯m, D♯m, E, F♯, G♯m, A♯°. They're built on each degree of the B Major scale.
How many sharps or flats are in B Major?
B Major has 5 sharps: F♯, C♯, G♯, D♯, A♯. The signature at the start of each staff line makes those notes sharp all the way through, unless an accidental says otherwise.
What are the 7th chords in B Major?
Adding a seventh to each chord of B Major gives Bmaj7, C♯m7, D♯m7, Emaj7, F♯7, G♯m7, A♯m7♭5.
What is the relative key of B Major?
It's G♯ Natural Minor. It uses exactly the same notes and key signature as B Major, but its music centres on G♯.
What are the most common progressions in B Major?
Pop and rock songs in B Major usually rely on I-V-vi-IV, I-IV-V and ii-V-I. Each appears in our progression library with audio.
Why do these chords sound good together?
Every chord in B Major is built using only notes from the B Major scale, so they share the same tonal center and naturally resolve to the I chord.
How do I transpose a song to B Major?
Use our free Chord Transposer, paste the original chords and shift them to B Major. The tool keeps the relationships between chords intact.

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