F# major · 7 chords · 6♯

Chords in the Key of F# major

The key of F# major contains the notes F# – G# – A# – B – C# – D# – E#. Its seven chords are F#, G#m, A#m, B, C#, D#m, E#dim.

The seven chords of F# major

These are the triads built on each note of the F# major scale. The numerals show where each chord sits in the key: capital letters are major chords, lowercase letters are minor.

Numeral	Chord	Notes	Function
I	F#	F# – A# – C#	Tonic
ii	G#m	G# – B – D#	Supertonic
iii	A#m	A# – C# – E#	Mediant
IV	B	B – D# – F#	Subdominant
V	C#	C# – E# – G#	Dominant
vi	D#m	D# – F# – A#	Submediant
vii°	E#dim	E# – G# – B	Leading tone

Seventh chords in F# major

Adding the seventh gives a richer, more open sound. These are the seventh chords that fit F# major.

F#maj7 G#m7 A#m7 Bmaj7 C#7 D#m7 E#m7b5

Key signature of F# major

F# major has 6 sharps: F#, C#, G#, D#, A#, E#.

The relative minor of F# major is D# minor: it uses exactly the same notes and chords, but feels more serious.

How to use the chords of F# major

Most songs in a major key start and end on the I chord and lean on the IV and V chords. Try I–IV–V first, then add the vi chord for a more emotional sound.

Chord progressions in F# major

Popular progressions written out in F# major:

I-V-vi-IV: F# – C# – D#m – B
I-IV-V: F# – B – C#
12-Bar Blues: F#7 – F#7 – F#7 – F#7 – B7 – B7 – F#7 – F#7 – C#7 – B7 – F#7 – C#7
I-vi-IV-V (50s progression): F# – D#m – B – C#
vi-IV-I-V: D#m – B – F# – C#
ii-V-I: G#m7 – C#7 – F#maj7

Scales to play in F# major

F# Major Scale F# Major Pentatonic Scale F# Mixolydian Scale

FAQ

What chords are in the key of F# major?

The chords in F# major are F#, G#m, A#m, B, C#, D#m, E#dim, which are chords I – ii – iii – IV – V – vi – vii° of the key.

What is the relative minor of F# major?

It is D# minor. The two keys share exactly the same notes and chords.

How many sharps or flats are in F# major?