C♯7
C♯7 is the c# dominant 7th chord, spelled C♯ – E♯ – G♯ – B. the engine of harmonic motion — the tritone between its third and seventh drives resolution down a fifth.
The keys
C♯ – E♯ – G♯ – B
Practise this chord
Plug in your MIDI keyboard and let Coach Tshepho drill you on C♯7 — 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 C♯7
| Note | Interval from root | Degree |
|---|---|---|
| C♯ | Root | 1 |
| E♯ | Major 3rd | 3 |
| G♯ | Perfect 5th | 5 |
| B | Minor 7th | b7 |
Inversions
| Position | Keys (low → high) |
|---|---|
| Root position | D♭4 – F4 – A♭4 – B4 |
| 1st inversion | F4 – A♭4 – B4 – D♭5 |
| 2nd inversion | A♭4 – B4 – D♭5 – F5 |
| 3rd inversion | B4 – D♭5 – F5 – A♭5 |
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) | D♭2 – B2 |
| Right (colour) | F4 – A♭4 |
Where C♯7 lives
Resolving down a fifth
C♯7 → G♭
The defining dominant move: the tritone inside this chord releases onto the chord a fifth below.
In a ii–V–I
A♭m7 → C♯7 → G♭maj7
This chord as the V — the engine of the most-used cadence in music.
Put C♯7 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 →Worship songs that use C♯7
Re Ya Mo Leboga · TraditionalMore 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♯maj9
C♯m9
C♯add9
C♯6/9
C♯m11
C♯13
C♯7♭9
C♯7♯9
C♯7♯5Play it over a groove
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