Circle of fifths
The twelve keys arranged in fifths, with their relative minors and the diatonic chords of the one you pick.
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Content under musical review. It may contain inaccuracies.
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The twelve keys arranged in fifths, with their relative minors and the diatonic chords of the one you pick.
Applied
The circle of fifths arranges the keys so that each is a perfect fifth above the previous one. Neighbours share almost all their notes and differ by just one accidental. The inner ring shows the relative minors. Click a key and the sheet shows its diatonic chords with their degrees.
C major (0)
C major
I C · ii Dm · iii Em · IV F · V G · vi Am · vii° Bdim
Press a key to see its diatonic chords. Neighbouring keys share almost all their notes.