Diminished and Half-Diminished 7th Chords on Piano

B Diminished 7th Piano Chords

View as:
Ab A A# ▪ Bb B B# ▪ Cb C C# ▪ Db D D# ▪ Eb E E# ▪ Fb F F# ▪ Gb G G#

B°7 Treble Chords

A diminished seventh chord is a diminished triad (which has a root, a minor third, and a diminished fifth) with a diminished seventh interval added above the root. The fully diminished seventh can be indicated as dim7 or with the ° symbol. A half-diminished seventh chord is a diminished triad with a minor seventh added to the chord and can be indicated with the ø symbol. A diminished major seventh chord is a diminished triad with a major seventh, often indicated with °M.

● Diminished 7th
   A Bdim7 has an added diminished seventh:  B – D – F – A♭ 

• The root is B
• The minor third above the root is D
• The diminished fifth above the root is F
• The diminished seventh above the root is A♭ 

●
   A Bø7 has an added minor seventh:   B – D – F – A

• The root is B
• The minor third above the root is D 
• The diminished fifth above the root is F
• The minor seventh above the root is A

● Diminished Major 7th
   A B°M7 has a major seventh:   B – D – F – A♯

• The root is B
• The minor third above the root is D 
• The diminished fifth above the root is F
• The major seventh above the root is A♯

Switch Chord Type:

     ▪ B major | Bmajor6 | Bmajor7 | Bmajor9
     ▪ B minor | Bminor6 | Bminor7 | Bminor9

     ▪ B diminished | B diminished 7th
     ▪ B augmented | B augmented 7th

     ▪ B sus 2nd
     ▪ B sus 4th

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C Diminished 7th Piano Chords

View as:
Ab A A# ▪ Bb B B# ▪ Cb C C# ▪ Db D D# ▪ Eb E E# ▪ Fb F F# ▪ Gb G G#

C°7 Treble Chords 

A diminished seventh chord is a diminished triad (which has a root, a minor third, and a diminished fifth) with a diminished seventh interval added above the root. The fully diminished seventh can be indicated as dim7 or with the ° symbol. A half-diminished seventh chord is a diminished triad with a minor seventh added to the chord and can be indicated with the ø symbol. A diminished major seventh chord is a diminished triad with a major seventh, often indicated with °M.

● Diminished 7th
   A Cdim7 has an added diminished seventh:   C – E♭ – G♭ – B♭♭

• The root is C
• The minor third above the root is E♭ 
• The diminished fifth above the root is G♭ 
• The diminished seventh above the root is B♭♭ 

●
   A Cø7 has an added minor seventh:   C – E♭ – G♭ – B

• The root is C
• The minor third above the root is E♭ 
• The diminished fifth above the root is G♭ 
• The minor seventh above the root is B

● Diminished Major 7th
   A C°M7 has a major seventh:   C – E♭ – G♭ – B

• The root is C
• The minor third above the root is E♭ 
• The diminished fifth above the root is G♭ 
• The major seventh above the root is B

Switch Chord Type:

     ▪ Cmajor | Cmajor6 | Cmajor7 | Cmajor9
     ▪ Cminor | Cminor6 | Cminor7 | Cminor9

     ▪ C diminished | C diminished 7th
     ▪ C augmented | C augmented 7th

     ▪ C sus 2nd
     ▪ C sus 4th

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D Diminished 7th Piano Chords

View as:
Ab A A# ▪ Bb B B# ▪ Cb C C# ▪ Db D D# ▪ Eb E E# ▪ Fb F F# ▪ Gb G G#

D°7 Treble Chords

A diminished seventh chord is a diminished triad (which has a root, a minor third, and a diminished fifth) with a diminished seventh interval added above the root. The fully diminished seventh can be indicated as dim7 or with the ° symbol. A half-diminished seventh chord is a diminished triad with a minor seventh added to the chord and can be indicated with the ø symbol. A diminished major seventh chord is a diminished triad with a major seventh, often indicated with °M.

● Diminished 7th
   A Ddim7 has an added diminished seventh:   D – F – A♭ – C♭ 

• The root is D
• The minor third above the root is F 
• The diminished fifth above the root is A♭ 
• The diminished seventh above the root is C♭ 

●
   A Dø7 has an added minor seventh:   D – F – A♭ – C

• The root is D
• The minor third above the root is F 
• The diminished fifth above the root is A♭ 
• The minor seventh above the root is C 

● Diminished Major 7th
   A D°M7 has a major seventh:   D – F – A♭ – C♯

• The root is D
• The minor third above the root is F 
• The diminished fifth above the root is A♭ 
• The major seventh above the root is C♯  

Switch Chord Type:

     ▪ Dmajor | Dmajor6 | Dmajor7 | Dmajor9
     ▪ Dminor | Dminor6 | Dminor7 | Dminor9

     ▪ D diminished | D diminished 7th
     ▪ D augmented | D augmented 7th

     ▪ D sus 2nd
     ▪ D sus 4th

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E Diminished 7th Piano Chords

View as:
Ab A A# ▪ Bb B B# ▪ Cb C C# ▪ Db D D# ▪ Eb E E# ▪ Fb F F# ▪ Gb G G#

E°7 Treble Chords

A diminished seventh chord is a diminished triad (which has a root, a minor third, and a diminished fifth) with a diminished seventh interval added above the root. The fully diminished seventh can be indicated as dim7 or with the ° symbol. A half-diminished seventh chord is a diminished triad with a minor seventh added to the chord and can be indicated with the ø symbol. A diminished major seventh chord is a diminished triad with a major seventh, often indicated with °M.

● Diminished 7th
   An Edim7 has an added diminished seventh:   E – G – B♭ – D♭

• The root is E
• The minor third above the root is G 
• The diminished fifth above the root is ​B♭ 
• The diminished seventh above the root is D♭ ​​

●
   An Eø7 has an added minor seventh:   E – G – B♭ – D

• The root is E
• The minor third above the root is G 
• The diminished fifth above the root is ​B♭ 
• The minor seventh above the root is D ​

​​

● Diminished Major 7th
   An E°M7 has a major seventh:   E – G – B♭ – D♯

• The root is E
• The minor third above the root is G 
• The diminished fifth above the root is ​B♭ 
• The major seventh above the root is D♯

Switch Chord Type:

     ▪ Emajor | Emajor6 | Emajor7 | Emajor9
     ▪ Eminor | Eminor6 | Eminor7 | Eminor9
     ▪ E diminished | E diminished 7th
     ▪ E augmented | E augmented 7th
     ▪ E sus 2nd
     ▪ E sus 4th

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F Diminished 7th Piano Chords

View as:
Ab A A# ▪ Bb B B# ▪ Cb C C# ▪ Db D D# ▪ Eb E E# ▪ Fb F F# ▪ Gb G G#

F°7 Treble Chords

A diminished seventh chord is a diminished triad (which has a root, a minor third, and a diminished fifth) with a diminished seventh interval added above the root. The fully diminished seventh can be indicated as dim7 or with the ° symbol. A half-diminished seventh chord is a diminished triad with a minor seventh added to the chord and can be indicated with the ø symbol. A diminished major seventh chord is a diminished triad with a major seventh, often indicated with °M.

● Diminished 7th
   A Fdim7 has an added diminished seventh:   F – A♭ – C♭ – E♭♭ 

• The root is F
• The minor third above the root is A♭ 
• The diminished fifth above the root is C♭
• The diminished seventh above the root is E♭♭  

●
   A Fø7 has an added minor seventh:   F – A♭ – C♭ – E♭

• The root is F
• The minor third above the root is A♭ 
• The diminished fifth above the root is C♭
• The minor seventh above the root is E♭

● Diminished Major 7th
   An F°M7 has a major seventh:   F – A♭ – C♭ – E

• The root is F
• The minor third above the root is A♭ 
• The diminished fifth above the root is C♭
• The minor seventh above the root is E

Switch Chord Type:

     ▪ Fmajor | Fmajor6 | Fmajor7 | Fmajor9
     ▪ Fminor | Fminor6 | Fminor7 | Fminor9

     ▪ F diminished | F diminished 7th
     ▪ F augmented | F augmented 7th

     ▪ F sus 2nd
     ▪ F sus 4th

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G Diminished 7th Piano Chords

View as:
Ab A A# ▪ Bb B B# ▪ Cb C C# ▪ Db D D# ▪ Eb E E# ▪ Fb F F# ▪ Gb G G#

G°7 Treble Chords

A diminished seventh chord is a diminished triad (which has a root, a minor third, and a diminished fifth) with a diminished seventh interval added above the root. The fully diminished seventh can be indicated as dim7 or with the ° symbol. A half-diminished seventh chord is a diminished triad with a minor seventh added to the chord and can be indicated with the ø symbol. A diminished major seventh chord is a diminished triad with a major seventh, often indicated with °M.

● Diminished 7th
   A Gdim7 has an added diminished seventh:   G – B♭ – D♭ – F♭

• The root is G
• The minor third above the root is B♭ 
• The diminished fifth above the root is D♭
• The diminished seventh above the root is F♭ 

●
   A Gø7 has an added minor seventh:   G – B♭ – D♭ – F

• The root is G
• The minor third above the root is B♭ 
• The diminished fifth above the root is D♭
• The minor seventh above the root is F

● Diminished Major 7th
   A G°M7 has a major seventh:   G – B♭ – D♭ – F♯

• The root is G
• The minor third above the root is B♭ 
• The diminished fifth above the root is D♭
• The major seventh above the root is F♯

Switch Chord Type:

     ▪ Gmajor | Gmajor6 | Gmajor7 | Gmajor9
     ▪ G minor | Gminor6 | Gminor7 | Gminor9

     ▪ G diminished | G diminished 7th
     ▪ G augmented | G augmented 7th

     ▪ G sus 2nd
     ▪ G sus 4th

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A Diminished 7th Piano Chords

View as:
Ab A A# ▪ Bb B B# ▪ Cb C C# ▪ Db D D# ▪ Eb E E# ▪ Fb F F# ▪ Gb G G#

A°7 Treble Chords 

A diminished seventh chord is a diminished triad (which has a root, a minor third, and a diminished fifth) with a diminished seventh interval added above the root. The fully diminished seventh can be indicated as dim7 or with the ° symbol. A half-diminished seventh chord is a diminished triad with a minor seventh added to the chord and can be indicated with the ø symbol. A diminished major seventh chord is a diminished triad with a major seventh, often indicated with °M.

● Diminished 7th
   An Adim7 has an added diminished seventh:   A – C – E♭ – G♭

• The root is A
• The minor third above the root is C 
• The diminished fifth above the root is E♭
• The diminished seventh above the root is  G♭ 

●
   An Aø7 has an added minor seventh:   A – C – E♭ – G

• The root is A
• The minor third above the root is C 
• The diminished fifth above the root is E♭
• The minor seventh above the root is  G

● Diminished Major 7th
   An A°M7 has a major seventh:   A – C – E♭ – G♯

• The root is A
• The minor third above the root is C 
• The diminished fifth above the root is E♭
• The diminished seventh above the root is  G♯

Switch Chord Type:

     ▪ A major | Amajor6 | Amajor7 | Amajor9
     ▪ A minor | Aminor6 | Aminor7 | Aminor9

     ▪ A diminished | A diminished 7th
     ▪ An augmented | An augmented 7th

     ▪ A sus 2nd
     ▪ A sus 4th

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