Chords in the key of B Major

All 7 diatonic chords of the B Major major key with Roman numeral analysis.

Diatonic chords in B Major

These seven chords naturally form on each scale degree. They are the harmonic backbone of any song in B Major.

DegreeRomanChordOpen chord page
1IBOpen chord page
2iiC♯mOpen chord page
3iiiE♭mOpen chord page
4IVEOpen chord page
5VF♯Open chord page
6viA♭mOpen chord page
7vii°B♭°Open chord page

B Major on the piano

B Major on the pianoEBEBC♯E♭F♯A♭B♭C♯E♭F♯A♭B♭B MajorB · C♯ · E♭ · E · F♯ · A♭ · B♭

Common progressions in B Major

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

Tonally close keys you can borrow chords from or modulate to.

Relative key
A♭ Natural Minor
A♭m · B♭° · B · D♭m · E♭m · E · G♭

Frequently asked questions

What chords are in the key of B Major?
The key of B Major contains seven diatonic chords: B, C♯m, E♭m, E, F♯, A♭m, B♭°. They are built on each degree of the B Major scale.
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.
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.
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.

Take B Major into your music

Build progressions, find voicings and transpose songs in B Major with our free tools.