key signatures

C major

No sharps or flats

F major

1 flat

Bb major

2 flats

Eb major

3 flats

Ab major

4 flats

Db major

5 flats

Gb major

6 flats

Cb major

7 flats

G major

1 sharp

D major

2 sharps

A major

3 sharps

E major

4 sharps

B major

5 sharps

F# major

6 sharps

C# major

7 sharps

a minor

No sharps or flats

d minor

1 flat

g minor

2 flats

c minor

3 flats

f minor

4 flats

bb minor

5 flats

eb minor

6 flats

ab minor

7 flats

e minor

1 sharp

b minor

2 sharps

f# minor

3 sharps

c# minor

4 sharps

g# minor

5 sharps

d# minor

6 sharps

a# minor

7 sharps