The key of B major has 5 sharps (F♯, C♯, G♯, D♯, A♯). The notes of the scale are B, C♯, D♯, E, F♯, G♯, A♯ and its diatonic chords are B, C#m, D#m, E, F#, G#m, A#°.
B major scale
B major scale: B · C♯ · D♯ · E · F♯ · G♯ · A♯ · B
Step: B W C♯ W D♯ H E W F♯ W G♯ W A♯ H B
The chords (triads)
| Degree | Symbol | Notes | |
|---|---|---|---|
| I | B tonic | B D♯ F♯ | |
| ii | C#m subdominant | C♯ E G♯ | |
| iii | D#m tonic | D♯ F♯ A♯ | |
| IV | E subdominant | E G♯ B | |
| V | F# dominant | F♯ A♯ C♯ | |
| vi | G#m tonic | G♯ B D♯ | |
| vii° | A#° dominant | A♯ C♯ E |
Seventh chords
| Degree | Symbol | Notes | |
|---|---|---|---|
| I | B7M | B D♯ F♯ A♯ | |
| ii | C#m7 | C♯ E G♯ B | |
| iii | D#m7 | D♯ F♯ A♯ C♯ | |
| IV | E7M | E G♯ B D♯ | |
| V | F#7 | F♯ A♯ C♯ E | |
| vi | G#m7 | G♯ B D♯ F♯ | |
| viiø | A#m7(b5) | A♯ C♯ E G♯ |
Common progressions in B major
- B – F# – G#m – E (I – V – vi – IV)
- B – G#m – E – F# (I – vi – IV – V)
- C#m – F# – B (ii – V – I)
- B – E – F# – B (I – IV – V – I)
Relative key
The relative minor of B major is G♯ minor: same notes and chords, starting from G♯.
Chords in other keys
Major keys: C major · G major · D major · A major · E major · B major · F♯ major · G♭ major · D♭ major · A♭ major · E♭ major · B♭ major · F major
Minor keys: A minor · E minor · B minor · F♯ minor · C♯ minor · G♯ minor · E♭ minor · B♭ minor · F minor · C minor · G minor · D minor
Learn how it works in diatonic chords: the complete guide and practice the scales in the app with your microphone.
Frequently asked questions
What chords are in the key of B major?
B, C#m, D#m, E, F#, G#m, A#°. With sevenths: B7M, C#m7, D#m7, E7M, F#7, G#m7, A#m7(b5).
How many sharps or flats does B major have?
The key of B major has 5 sharps (F♯, C♯, G♯, D♯, A♯).
What is the relative minor of B major?
G♯ minor, which uses the same notes.