F♯ Minor

Key Signature

PropertyValue
TonicF♯
ModeMinor
Accidentals3 sharps
Key Signature Notes F♯, C♯, G♯

F♯ minor has three sharps and a dark, passionate quality. It is used in classical piano literature and rock music, with a distinctive tension suited to dramatic expression.

Diatonic Chords

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

DegreeRoman NumeralChord TypeChord
1 i Minor F♯ Minor
2 ii° Diminished G♯ Diminished
3 III Major A Major
4 iv Minor B Minor
5 v Minor C♯ Minor
6 VI Major D Major
7 VII Major E Major

Related Keys

Relative Major
A Major — shares the same key signature.
Parallel Major
F Sharp Major — same tonic, different key signature.

See all key relationships on the Circle of Fifths.

Scales in F♯ Minor

Common scales built from the F♯ tonic:

Transposing Instrument Context

Sharp-key signatures like F♯ Minor are comfortable for open-string instruments (guitar, violin). B♭ instruments (trumpet, clarinet, tenor saxophone) read in G♯ minor to sound F♯ Minor. E♭ instruments (alto saxophone, E♭ clarinet) read in D♯ minor to sound F♯ Minor. Standard guitar tuning (E A D G B E) resonates naturally in F♯ Minor.

Related References