F Major

Key Signature

PropertyValue
TonicF
ModeMajor
Accidentals1 flat
Key Signature Notes Bb

F major has one flat (Bb) and a warm, pastoral quality. It is one of the most natural keys for wind instruments and is frequently used in orchestral and choral music.

Diatonic Chords

The seven diatonic chords of F Major — each built on a scale degree using only the notes of the key signature:

DegreeRoman NumeralChord TypeChord
1 I Major F Major
2 ii Minor G Minor
3 iii Minor A Minor
4 IV Major Bb Major
5 V Major C Major
6 vi Minor D Minor
7 vii° Diminished E Diminished

Related Keys

Relative Minor
D Minor — shares the same key signature.
Parallel Minor
F Minor — same tonic, different key signature.

See all key relationships on the Circle of Fifths.

Scales in F Major

Common scales built from the F tonic:

Transposing Instrument Context

Bb instruments (trumpet, clarinet, tenor saxophone) read in G major to sound F Major. Eb instruments (alto saxophone, Eb clarinet) read in D major to sound F Major. Flat-key signatures are particularly comfortable for woodwind instruments designed around Bb and Eb transpositions.

Related References