Chord Library - Select a chord

Find new chords in the extensive chord library. Examples on how to construct and play nearly any chord you can think of are included in the pages. You will also find cheat sheets with sheet music, piano chords and guitar chords in any key.

Quick-select chord families

MajorMinorDominant 7DiminishedAugmentedSuspended

Featured chords in B

Piano voicing of chord C Major - 0
B Major
Major triad (1-3-5); stable tonic color and foundation of tonal harmony.
Guitar voicing #1 of the C Minor chord
B Minor
Minor triad (1–♭3–5); stable minor color, relative to major by lowering the third.
Piano voicing of chord C Minor seventh - 1
B Minor seventh
Minor seventh (1–♭3–5–♭7): the everyday minor-seventh stack behind ii7, i7 vamps, and R&B shells—not the major-seventh minor color of mM7.
Guitar voicing #7 of the C Major seventh chord
B Major seventh
Major seventh (1–3–5–7); stable major color with leading-tone pull to the octave.
Sheet music of C Augmented in three octaves (3)
B Augmented
Augmented triad (1–3–♯5); symmetric stacks and whole-tone color.
Sheet music of C Fifth in three octaves (3)
B Fifth
Fifth chord (1–5); raw, thunderous sound, perfectly neutral toward major/minor due to the complete absence of the third.
Aliases
Actions
B MajorM, ^, , majBeginner
B Minorm, min, -Beginner
B Fifth5Beginner
B Suspended fourthsus4, susBeginner
B Diminisheddim, °, oBeginner
B Major seventhmaj7, Δ, ma7, M7, Maj7, ^7Easy
B Minor seventhm7, min7, mi7, -7Easy
B Dominant seventh7, domEasy
B Augmentedaug, +, +5, ^#5Easy
B Suspended secondsus2Easy
B Minor seventh flat fifthm7b5, ø, -7b5, h7, hEasy
B Major sixth6, add6, add13, M6Easy
B Minor sixthm6, -6Easy
B Dominant ninth9Easy
B Diminished seventhdim7, °7, o7Easy
B Suspended second and fourthsus24, sus4add9Easy
B Dominant ninth suspended fourth9sus4, 9susEasy
B Altered seventhalt7Easy
B Minor ninthm9, -9Easy
B Minor add ninthmadd9Easy
B Minor major seventhm/ma7, m/maj7, mM7, mMaj7, m/M7, -Δ7, mΔ, -^7, -maj7Intermediate
B Major ninthmaj9, Δ9, ^9Intermediate
B Dominant ninth sharp eleventh9#11, 9+4, 9#4Intermediate
B Minor seventh add eleventhm7add11, m7add4Intermediate
B Dominant ninth flat fifth9b5Intermediate
B Major seventh suspended fourthM7sus4Intermediate
B Major ninth suspended fourthM9sus4Intermediate
B Major ninth flat fifthM9b5Intermediate
B Minor ninth flat fifthm9b5Intermediate
B Dominant seventh no fifth7no5Intermediate
B Dominant eleventh11Intermediate
B Ninth no fifth9no5Intermediate
B Dominant ninth sharp fifth9#5, 9+Intermediate
B Minor ninth sharp fifthm9#5Intermediate
B Dominant thirteenth no fifth13no5Intermediate
B Dominant ninth sharp fifth sharp eleventh9#5#11Intermediate
B Sixth add ninth6add9, 6/9, 69, M69Intermediate
B Major sixth sharp eleventhM6#11, M6b5, 6#11, 6b5Intermediate
B Dominant ninth flat thirteenth9b13Intermediate
B Minor eleventhm11, -11Intermediate
B Dominant seventh flat thirteenth7b13Expert
B 69 sharp 1169#11Expert
B Major seventh flat ninthM7b9Expert
B Minor six-ninem69, -69Expert
B Major thirteenthmaj13, Maj13, ^13Expert
B Dominant seventh sharp eleventh flat thirteenth7#11b13, 7b5b13Expert
B Major seventh flat fifthM7b5Expert
B Dominant thirteenth13Expert
B Dominant seventh flat sixth7b6Expert
B Major seventh flat sixthM7b6, ^7b6Expert
B Minor sharp fifthm#5, -#5, m+Expert
B Minor eleventh augmentedm11AExpert
B Fourth4, quartalExpert
B Dominant seventh flat ninth7b9Expert
B Dominant seventh sharp eleventh7#11, 7#4Expert
B Major add ninthMadd9, 2, add9, add2Expert
B Major ninth sharp fifthmaj9#5, Maj9#5Expert
B Dominant seventh sharp ninth7#9Expert
B Minor add fourthmadd4Expert
B Dominant thirteenth suspended fourth13sus4, 13susExpert
B Dominant seventh add sixth7add6, 67, 7add13Expert
B Major sharp fourthmaj#4, Δ#4, Δ#11, M7#11, ^7#11, maj7#11Expert
B Dominant seventh sharp ninth sharp eleventh7#9#11, 7b5#9, 7#9b5Expert
B Dominant ninth sharp eleventh flat thirteenth9#11b13, 9b5b13Expert
B Major thirteenth sharp eleventhM13#11, maj13#11, M13+4, M13#4Expert
B Seventh suspension four7sus4, 7susExpert
B Dominant thirteenth sharp eleventh13#11, 13+4, 13#4Expert
B Minor thirteenthm13, -13Expert
B Major ninth sharp eleventhmaj9#11, Δ9#11, ^9#11Expert
B Dominant thirteenth sharp ninth13#9Expert
B Dominant seventh flat ninth sharp eleventh7b9#11, 7b5b9, 7b9b5Expert
B Diminished seventh major seventho7M7Expert
B Dominant seventh sharp fifth sharp ninth7#5#9, 7#9#5, 7altExpert
B Dominant seventh sharp fifth flat ninth7#5b9, 7b9#5Expert
B Dominant thirteenth flat fifth13b5Expert
B Dominant thirteenth flat ninth13b9Expert
B Major seventh add thirteenthM7add13Expert
B Augmented add sharp ninth+add#9Expert
B Major seventh sharp fifthmaj7#5, maj7+5, +maj7, ^7#5Expert
B Dominant seventh sharp fifth suspended fourth7#5sus4Expert
B Major seventh sharp ninth sharp eleventhmaj7#9#11Expert
B Dominant eleventh flat ninth11b9Expert
B Diminished major seventhoM7Expert
B Minor seventh sharp fifthm7#5Expert
B Dominant seventh flat fifth7b5Guru
B Dominant thirteenth sharp ninth sharp eleventh13#9#11Guru
B Dominant thirteenth flat ninth sharp eleventh13b9#11Guru
B Minor major ninthmM9, mMaj9, -^9Guru
B Dominant seventh sharp fifth7#5, +7, 7+, 7aug, aug7Guru
B Dominant seventh sharp ninth flat thirteenth7#9b13Guru
B Major flat fifthMb5Guru
B Dominant seventh sharp fifth flat ninth sharp eleventh7#5b9#11Guru
B Dominant seventh flat ninth flat thirteenth7b9b13Guru
B Minor flat sixth flat ninthmb6b9Guru
B Dominant seventh flat ninth sharp ninth7b9#9Guru
B Major add flat ninthMaddb9Guru
B Dominant seventh sharp ninth sharp eleventh flat thirteenth7#9#11b13Guru
B Major sharp fifth add ninthM#5add9, +add9Guru
B Dominant seventh flat ninth flat thirteenth sharp eleventh7b9b13#11, 7b9#11b13, 7b5b9b13Guru
B Dominant seventh suspended fourth flat ninth flat thirteenth7sus4b9b13, 7b9b13sus4Guru
B Major seventh sharp fifth suspended fourthM7#5sus4Guru
B Major ninth sharp fifth suspended fourthM9#5sus4Guru
B suspended fourth flat ninthb9sus, phryg, 7b9sus, 7b9sus4Guru
B Minor major seventh flat sixthmMaj7b6Guru
B Minor major ninth flat sixthmMaj9b6Guru
B Minor flat sixth major seventhmb6M7Guru

Chord library for practical music theory and harmony

Use this chord library to study chord formulas, chord quality, inversions, extensions, and common aliases in every key. Each chord page helps you understand the intervals and notes inside the chord so you can apply harmony with confidence.

Start with essential triads and seventh chords, then continue into altered and extended harmony for songwriting, improvisation, and arranging. For a complete workflow, combine this library with the scale libraryand the interval guideto hear how harmony and melody connect in real music.