| Answer | Crossword Clue |
|---|---|
| CMAJ | Key of all white keys: Abbr. |
| CMAJOR | Key represented by all white keys on a piano |
| BMAJ | Key using all the black keys: Abbr. |
| BMAJ | Key using all five black keys in its scale: Abbr. |
| CMAJOR | Key using a piano's white keys only |
| DFLAT | Major key that uses all five black keys on a piano |
