Key of F#
The key of F♯ major has six sharps (F♯, C♯, G♯, D♯, A♯, E♯). Its seven notes are F♯, G♯, A♯, B, C♯, D♯, and E♯. Its relative minor is D♯ Minor, which shares the same notes and key signature. The chords that belong to the key are I F♯ major, ii G♯ minor, iii A♯ minor, IV B major, V C♯ major, vi D♯ minor, vii° E♯ diminished. Its dominant is C♯ major and its subdominant is B major — the keys it most naturally moves toward. Keys built on sharps, like F♯ major, are traditionally described as bright and brilliant.
Key Signature
The notes of the F# Major come from F# Major, so it carries that key signature: 6 sharps (F♯, C♯, G♯, D♯, A♯, E♯).
Order of sharps
Sharps are added to a key signature in a fixed order. Each new sharp key adds the next sharp on the list.
Mnemonic: Father Charles Goes Down And Ends Battle
Relative minor: D♯ Minor scale — same notes, same key signature, different home note.
Chords in the Key of F♯ Major
Every major key is built from seven diatonic chords — one on each note of the scale. In F♯ major they are I F♯ Major, ii G♯ Minor, iii A♯ Minor, IV B Major, V C♯ Major, vi D♯ Minor, and vii° F Diminished. Tap any chord to light it up on the keyboard.
Common chord progressions in F♯ major
Everything in the key of F#
Every chord, scale, and mode in F# — click any link for the full interactive page with piano diagrams, audio, notation, and fingerings.