Cmaj9
Cmaj9 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
C – E – G – B – D
Practise this chord
Plug in your MIDI keyboard and let Coach Tshepho drill you on Cmaj9 — it plays the chord, names any wrong notes as you play, and moves you on when you nail it.
Create your free account →What's inside Cmaj9
| Note | Interval from root | Degree |
|---|---|---|
| C | Root | 1 |
| E | Major 3rd | 3 |
| G | Perfect 5th | 5 |
| B | Major 7th | 7 |
| D | Major 9th | 9 |
A working voicing
Split the chord between two hands the way working players do — a solid shell low down, the colour tones up top:
| Hand | Keys |
|---|---|
| Left (shell) | C2 – B2 |
| Right (colour) | E4 – D5 |
Where Cmaj9 lives
As the i chord
Cmaj9 → A♭ → B♭ → Cmaj9
The minor home base: i–VI–VII pulls away and lands back home.
In a ii–V–i
Dm7♭5 → G7 → Cmaj9
The minor two-five resolving into this chord as the destination.
Put Cmaj9 under your fingers
Hear every voicing, see the keys light up, and drill it in the interactive Chord & Voicing Lab.
Open the Chord & Voicing Lab →More C chords
C
Cm
Cdim
Caug
Csus2
Csus4
C6
Cm6
C7
Cmaj7
Cm7
Cm7♭5
Cdim7
Cm(maj7)
C9
Cm9
Cadd9
C6/9
Cm11
C13
C7♭9
C7♯9
C7♯5Play it over a groove
Free worship grooves & loops →