Key of B♭ Major
| # | Chord | Fretboards | Mode | Fretboards | ||||
|---|---|---|---|---|---|---|---|---|
| I | B♭ Major 7th | Bass | Guitar | Ukulele | B♭ Ionian | Bass | Guitar | Ukulele |
| ii | C Minor 7th | Bass | Guitar | Ukulele | C Dorian | Bass | Guitar | Ukulele |
| iii | D Minor 7th | Bass | Guitar | Ukulele | D Phrygian | Bass | Guitar | Ukulele |
| IV | E♭ Major 7th | Bass | Guitar | Ukulele | E♭ Lydian | Bass | Guitar | Ukulele |
| v | F Dominant 7th | Bass | Guitar | Ukulele | F Mixolydian | Bass | Guitar | Ukulele |
| vi | G Minor 7th | Bass | Guitar | Ukulele | G Aeolian | Bass | Guitar | Ukulele |
| vii | A Minor 7th flat 5 | Bass | Guitar | Ukulele | A Locrian | Bass | Guitar | Ukulele |
| All chords | Bass | Guitar | Ukulele | All modes | Bass | Guitar | Ukulele | |
Other keys
| Key | Notes | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Major | C | D♭ | D | E♭ | E | F | G♭ | G | A♭ | A | B♭ | B |
| Minor | C | C♯ | D | E♭ | E | F | F♯ | G | G♯ | A | B♭ | B |