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Circle of Fifths
MusicInteractive circle of fifths. Click any key to see key signature, relative minor, and neighbouring keys.
ttb run circle-of-fifths
Click any segment to inspect
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Comment utiliser Circle of Fifths
Click any segment on the circle to select a key. The outer ring shows major keys; the inner ring shows their relative minors. See key signature info and neighbouring keys instantly.
1
Click a key
Click any major key segment on the outer ring to select it.
2
Read the info
See the number of sharps or flats, relative minor, and adjacent keys.
3
Explore relationships
Keys next to each other on the circle share the most chords and are easiest to modulate between.
Questions fréquentes
What is the circle of fifths?+
A diagram showing all 12 musical keys arranged so each key is a perfect fifth apart from its neighbours — a fundamental music theory reference.
What are relative minors?+
Every major key has a relative minor that shares the same notes. They appear on the inner ring directly inside the corresponding major key.