Chord Neighbours
Pick a chord type to see every chord one voice of it reaches, a semitone or a whole tone away, on C and so for every root.
Three-note chords
| Chord | Notes | A semitone away | A whole tone away | Named transforms |
|---|---|---|---|---|
| C major | C E G | 6 | 6 | 3 |
| C minor | C Eb G | 6 | 6 | 3 |
| Cdim | C Eb Gb | 6 | 6 | 0 |
| Caug | C E G# | 6 | 6 | 0 |
| Csus2 | C D G | 6 | 4 | 0 |
| Csus4 | C F G | 6 | 4 | 0 |
Four-note chords
| Chord | Notes | A semitone away | A whole tone away | Named transforms |
|---|---|---|---|---|
| C6 | C E G A | 8 | 6 | 6 |
| C7 | C E G Bb | 8 | 6 | 5 |
| Cmaj7 | C E G B | 6 | 8 | 4 |
| Cm7 | C Eb G Bb | 8 | 6 | 6 |
| Cdim7 | C Eb Gb Bbb | 8 | 8 | 8 |
| Cm7b5 | C Eb Gb Bb | 8 | 6 | 5 |
| Cm6 | C Eb G A | 8 | 6 | 5 |
| Cadd9 | C D E G | 8 | 4 | 0 |
| Cm(add9) | C D Eb G | 6 | 6 | 0 |
| Cm(maj7) | C Eb G B | 6 | 8 | 0 |
| Caug7 | C E G# Bb | 8 | 4 | 0 |
| C7b5 | C E Gb Bb | 8 | 4 | 0 |
| Cm7#5 | C Eb G# Bb | 8 | 4 | 0 |
| C6sus4 | C F G A | 8 | 4 | 0 |
| C6sus2 | C D G A | 8 | 4 | 0 |
| C7sus4 | C F G Bb | 8 | 4 | 0 |
| C7sus2 | C D G Bb | 8 | 4 | 0 |
| Cmaj7sus4 | C F G B | 6 | 6 | 0 |
| Cmaj7sus2 | C D G B | 6 | 6 | 0 |
| Cmaj7b5 | C E Gb B | 6 | 6 | 0 |
| Cmaj7#5 | C E G# B | 6 | 8 | 0 |