C♯maj9

C♯maj9 is the c# major 9th chord, spelled C♯ – E♯ – G♯ – B♯ – D♯. the maj7 opened up with a ninth — wide, modern, and glassy; a staple of contemporary keys playing.

The keys
C4C5C6
C♯ – E♯ – G♯ – B♯ – D♯
Practise this chord

Plug in your MIDI keyboard and let Coach Tshepho drill you on C♯maj9 — it plays the chord, names any wrong notes as you play, and moves you on when you nail it.

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What's inside C♯maj9
NoteInterval from rootDegree
C♯Root1
E♯Major 3rd3
G♯Perfect 5th5
B♯Major 7th7
D♯Major 9th9
A working voicing

Split the chord between two hands the way working players do — a solid shell low down, the colour tones up top:

HandKeys
Left (shell)D♭2 – C3
Right (colour)F4 – E♭5
Where C♯maj9 lives

As the i chord

C♯maj9 → A → B → C♯maj9

The minor home base: i–VI–VII pulls away and lands back home.

In a ii–V–i

E♭m7♭5 → A♭7 → C♯maj9

The minor two-five resolving into this chord as the destination.

Put C♯maj9 under your fingers

Hear every voicing, see the keys light up, and drill it in the interactive Chord & Voicing Lab.

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Take it further
Build a progression with it → Reharmonize it →
More C# chords
C♯ C♯m C♯dim C♯aug C♯sus2 C♯sus4 C♯6 C♯m6 C♯7 C♯maj7 C♯m7 C♯m7♭5 C♯dim7 C♯m(maj7) C♯9 C♯m9 C♯add9 C♯6/9 C♯m11 C♯13 C♯7♭9 C♯7♯9 C♯7♯5
Major 9th in every key
Cmaj9 Dmaj9 E♭maj9 Emaj9 Fmaj9 F♯maj9 Gmaj9 A♭maj9 Amaj9 B♭maj9 Bmaj9
Play it over a groove
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