C Piano Chords (Triad & Seventh Chords)

Piano Chords

Chord Root Note: C


triad is a chord having three notes: a root, third, and fifth notes. Learn how to build triad chords.

C major chord : C – E – G

c major triad piano chord

C minor chord : C – E♭ – G
c minor triad chord

C augmented chord : C – E – G♯
c augmented triad chord

C diminished chord : C – E♭ – G♭
c diminished triad chord

Piano Chords Reference Chart

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Seventh Chords

7th chord is a chord having four notes: a root, third, fifth, and seventh notes. Learn how to build seventh chords.

C major 7 chord : C – E – G – B
cmaj7 chord

C minor 7 chord : C – E♭ – G – B♭
cmin7 chord

C dominant 7 chord : C – E – G – B♭
c dominant 7th chord


C half-diminished 7 chord : C – E♭ – G♭ – B♭
c half diminished 7th chord

C diminished 7 chord : C – E♭ – G♭ – B♭♭
c diminished 7th chord

Select a chord root note to see a list of piano chords from that key:

C | C Sharp | D Flat | DD Sharp | E Flat | EF | F Sharp | G Flat | G | G Sharp | A Flat | A | A Sharp | B Flat | B | C Flat