Tonic
Diatonic Chords
Major Triad
Minor Triad
Diminished Triad
Augmented Triad
Major 7th
Dominant 7th
Minor 7th
Half-Diminished 7th
Diminished 7th
Invalid Chord
All keys can be root
Circle of Fifths
C
Major
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Interactive Piano
Detected Chord Info
Notes
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Chord Type
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Root Note
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