Circle of Fifths

A musician's “map.” Tap any key on the circle to see its diatonic chords, relative minor, and common progressions.

C major(relative minor Am)

Key signature no sharps/flats

Diatonic chords — the 7 chords that just sound right in this key

B°

7°

Go-to progression 1–5–6–4: C – G – Am – F

Ballad progression 6–4–1–5: Am – F – C – G

Tap any key on the circle to see its diatonic chords and common progressions. Neighboring keys differ by just one sharp or flat — they're the closest relatives, where you look first for modulation and chord choices.