B
Diatonic Scale
B Major
The brightest, most stable scale — the foundation of Western tonal music.
Notes in B Major
B1
C#2
D#3
E4
F#5
G#6
A#7
B8
Chords in B Major
7 diatonic chordsDegreeChordNotesQuality
IBB – D# – F#major
iiC#mC# – E – G#minor
iiiD#mD# – F# – A#minor
IVEE – G# – Bmajor
VF#F# – A# – C#major
viG#mG# – B – D#minor
viiA#°A# – C# – Ediminished
Other Scales in B
Natural MinorB, C#, D, E, F#, G, AHarmonic MinorB, C#, D, E, F#, G, A#Melodic MinorB, C#, D, E, F#, G#, A#DorianB, C#, D, E, F#, G#, APhrygianB, C, D, E, F#, G, ALydianB, C#, D#, F, F#, G#, A#MixolydianB, C#, D#, E, F#, G#, ALocrianB, C, D, E, F, G, AMajor PentatonicB, C#, D#, F#, G#Minor PentatonicB, D, E, F#, ABluesB, D, E, F, F#, AWhole ToneB, C#, D#, F, G, ADiminished (H-W)B, C, D, D#, F, F#, G#, ADiminished (W-H)B, C#, D, E, F, G, G#, A#Phrygian DominantB, C, D#, E, F#, G, AHungarian MinorB, C#, D, F, F#, G, A#Lydian DominantB, C#, D#, F, F#, G#, A
Major in All 12 Keys
Practice by Ear
Chords in B Major
The B major scale contains the notes B, C#, D#, E, F#, G#, A#. The brightest, most stable scale — the foundation of Western tonal music.
The diatonic chords in B major are B (I), C#m (ii), D#m (iii), E (IV), F# (V), G#m (vi), A#° (vii). These are the chords you can use when writing or improvising in this key — every note in each chord belongs to the B major scale.
To develop your ear for the B major sound, use the scale and chord trainers linked above. Being able to recognise these sounds by ear — not just read them from a chart — is what separates musicians who truly hear music from those who only read it.