Much like the A-flat major chord, the A-flat major scale uses a mix of white keys and black keys. There are four flat notes in the A-flat major scale: B-flat, E-flat, A-flat, and D-flat. Each of the flat notes uses a black key. Here are the notes that make up this scale:  A-flat, B-flat, C, D-flat, E-flat, F, G, A-flat