twelve keys, one pattern

Major Scale Explorer

Tap a key to see its major scale on the keyboard and staff, then hear the chords built from it.

CG1♯D2♯A3♯E4♯B5♯F♯G♭6♭D♭5♭A♭4♭E♭3♭B♭2♭F1♭circle of fifths

C Major — Piano

Gold = tonic (the "home" note) · Teal = the rest of the scale · plain keys are just for reference

Tonic Scale note

C Major — Staff

The same eight notes, tonic to tonic, on the treble clef

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C – D – E – F – G – A – B – C

Diatonic Chords

The seven triads built from the scale — tap any row to hear it, with its keyboard shape and notation

Common Progressions

Familiar patterns built from the chords above — block chords, a pop-style full band, or an arpeggio

I – V – vi – IV
C – G – Am – F
vi – IV – I – V
Am – F – C – G
IV – I – V – vi
F – C – G – Am
ii – V – I
Dm – G – C
I – vi – IV – V
C – Am – F – G