Guitar Chords in the Key of B Flat (B♭) minor

The chords in the key of B♭ Minor

B♭ minor - C diminished (C°) - D♭ Major - E♭ minor - F minor - G♭ Major - A♭ Major .

      Bbm   Cdim  Db    Ebm   Fm    Gb    Ab    
e|----1-----------4-----6-----1-----2-----4----|
B|----2-----4-----6-----7-----1-----2-----4----|
G|----3-----5-----6-----8-----1-----3-----5----|
D|----3-----4-----6-----8-----3-----4-----6----|
A|----1-----3-----4-----6-----------4-----6----|
E|----------------------------------2-----4----|
      i     ii    III   iv    v     VI    VII   

The key of B♭ minor is the relative minor key of D♭ major.

Minor keys are formed with the same chords as their relative major key, by starting with the 6th (vi) chord of the major key. The chord formula for any minor key is minor, diminished, Major, minor, minor, Major, Major.

A common way to number these chords is by Roman numerals
i - ii - III - iv - v - VI - VII

(Major chords are usually capitalized, minor and diminished chords are lower case)