Ionian b5
  | 
Transpositions
Modes
| Mode | Compatible Chords | 
| I | |
| II | M, 7, m, m7, 6, m6, 9/6, m9/6, 9, add9, m9, 13/7 | 
| III | sus4, 7sus4 | 
| IV | M, M7, 6 | 
| V | m7+5, dim, m7-5 | 
| VI | m, m6, m9/6, sus4 | 
| VII | m, m7, dim, m7-5, sus4, 7sus4 | 
  | 
| Mode | Compatible Chords | 
| I | |
| II | M, 7, m, m7, 6, m6, 9/6, m9/6, 9, add9, m9, 13/7 | 
| III | sus4, 7sus4 | 
| IV | M, M7, 6 | 
| V | m7+5, dim, m7-5 | 
| VI | m, m6, m9/6, sus4 | 
| VII | m, m7, dim, m7-5, sus4, 7sus4 |