Notes: C, D, Eb, F, G, A, and B - Key: C - Origin: Hawaiian - Category: Octatonic Scales
The C Hawaiian uses eight notes per octave. Because of this same reason it is a member of the so called Octatonic -scales that have Eight-note (or Eight-tone). On the piano keyboard, it is made up of one black keys: Eb and six white keys: C, D, F, G, A, and B. This combination makes this scale - as well as the C Hawaiian 2, - as great choices for composing or improvising Hawaiian music.
If we take a look a the key signature of the C Hawaiian Scale we can find it has one flats and no sharps. Therefore, on sheet music you will find one accidentals on the score. The notes of this scale are: C, D, Eb, F, G, A, and B.