F#

Diatonic Scale

F# / G♭ Major

The brightest, most stable scale — the foundation of Western tonal music.

Notes in F# Major

F#1
G#2
A#3
B4
C#5
D#6
F7
F#8

Chords in F# Major

7 diatonic chords
DegreeChordNotesQuality
IF#F# – A# – C#major
iiG#mG# – B – D#minor
iiiA#mA# – C# – Fminor
IVBB – D# – F#major
VC#C# – F – G#major
viD#mD# – F# – A#minor
viiF°F – G# – Bdiminished

Other Scales in F#

Major in All 12 Keys

Chords in F# / Gb Major

The F# major scale contains the notes F#, G#, A#, B, C#, D#, F. The brightest, most stable scale — the foundation of Western tonal music.

The diatonic chords in F# major are F# (I), G#m (ii), A#m (iii), B (IV), C# (V), D#m (vi), F° (vii). These are the chords you can use when writing or improvising in this key — every note in each chord belongs to the F# major scale.

To develop your ear for the F# 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.