F major key signature
F major has 1 flat: B♭. Its relative minor is D minor. The chart below shows the key signature on the treble staff — free to print or download.
What is in the F major key signature?
F major has 1 flat: B♭. Every B, E, A… of that letter is played flat throughout the piece, unless cancelled by a natural sign.
How to read it
- Look at the accidentals. F major shows 1 flat straight after the clef: B♭.
- Name the key from the last accidental. C major and F major are the two you simply memorise — no sharps, or one flat (B♭).
- Find the relative minor. F major shares this key signature with D minor, its relative minor.
See how it fits with every other key on the circle of fifths(or fill in a blank circle of fifths from memory), learn the notes on the treble clef, or read the guide toreading sheet music.
F major key signature — frequently asked questions
How many sharps or flats does F major have?
F major has 1 flat: B♭.
What is the relative minor of F major?
D minor is the relative minor of F major — it uses the same key signature.
Is the F major key signature chart free to print?
Yes — print it or download the PDF or PNG for free, with no sign-up.