"Cb Major" (or the key of Cb) is a major scale centered around Cb, with the following pitches: Cb, Db, Eb, Fb, Gb, Ab, and Bb. The key signature of Cb Major includes seven flats: Bb, Eb, Ab, Db, Gb, Cb, and Fb. The relative minor scale of Cb Major is Ab Minor, while the parallel minor is Cb Minor. Cb Major is considered relatively easy to memorize, as all of its notes are flat.

Major and Minor Harmonized Chord Charts are used for while doing a Harmonic Analysis (HA). Shows triads and 4-part chords for ALL 15 major and minor keys. "Yes, Virginia there are 15 keys."

The primary chords for any major key are the I, IV and V chords of its corresponding major scale. For Cb Major, the primary chords are: Cb, Fb, Gb and Gb7. From the primary and secondary chords of a major key, countless songs and chords progressions can be played.

Harmonic Analysis is the understanding of the functional sequence of chords. It is the process used to analyze the harmonic structure of a progression, song or composition. This analysis is then used to make scale selections for improvisation and chord substitution.