Understand Your Instrument

Uke Scale Studio

Explore scales, diatonic chords, keys, and common progressions on ukulele. Switch tunings: GCEA reentrant (high G), GCEA low G, or baritone DGBE—great for beginners building fretboard and theory habits.

Beginner-friendly reference for standard ukulele (high G and low G) and baritone, with interactive fretboard and ear-friendly playback.

Key of C Major
Scale notes: C D E F G A B C
Major sounds bright and settled. It is often the easiest place for beginners to start hearing how scales and chords fit together.
Called the diatonic chords
Called the diatonic chords
Blue notes show the scale. Gold highlights the root.
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Chords that make up the key of C Major
7 diatonic chords
Try this Play the scale, then strum C → F → G (I → IV → V)