Chord and Scale Explorer
Notes
Highlighted piano keys show the pitch classes in the selected chord or scale.
About this tool
Explore common chord and scale formulas, notes, and piano positions.
Privacy
Input is processed locally in your browser unless the interface explicitly explains otherwise.
Frequently asked questions
Which chords are included?
Major, minor, dominant seventh, major seventh, and minor seventh formulas are included for every root note.
Which scales are included?
Major, natural minor, major pentatonic, minor pentatonic, and blues scales are included.
What do the highlighted piano keys mean?
They show every occurrence of the selected chord or scale tones across two piano octaves.