Chords in the key of C♯ Major
All 7 diatonic chords of the C♯ Major major key with Roman numeral analysis.
Short answer
The key of C♯ Major contains seven diatonic chords: C♯, D♯m, E♯m, F♯, G♯, A♯m, B♯°. They're built on each degree of the C♯ Major scale.
- Tonic
- C♯
- Mode
- Major
- Scale
- C♯ D♯ E♯ F♯ G♯ A♯ B♯
- Relative key
- A♯ Natural Minor
- Dominant
- G♯
- Chords
- 7
Diatonic chords in C♯ Major
These seven chords naturally form on each scale degree. They're the harmonic backbone of any song in C♯ Major.
| Degree | Roman | Chord | Hear | Open chord page |
|---|---|---|---|---|
| 1 | I | C♯ | Open chord page | |
| 2 | ii | D♯m | Open chord page | |
| 3 | iii | E♯m | Open chord page | |
| 4 | IV | F♯ | Open chord page | |
| 5 | V | G♯ | Open chord page | |
| 6 | vi | A♯m | Open chord page | |
| 7 | vii° | B♯° | Open chord page |
C♯ Major on the piano
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Common progressions in C♯ Major
The most popular chord progressions written in this key. Click any progression to hear it.
I – V – vi – IV
I–V–vi–IV in C♯ major
C♯ · G♯ · A♯m · F♯
I – IV – V
I–IV–V in C♯ major
C♯ · F♯ · G♯
ii – V – I
ii–V–I in C♯ major
D♯m7 · G♯7 · C♯maj7
I – vi – IV – V
I–vi–IV–V in C♯ major
C♯ · A♯m · F♯ · G♯
I – IV – V – I
I–IV–V–I in C♯ major
C♯ · F♯ · G♯ · C♯
I7 – IV7 – I7 – V7
I7–IV7–I7–V7 in C♯ major
C♯7 · F♯7 · C♯7 · G♯7
vi – IV – I – V
vi–IV–I–V in C♯ major
A♯m · F♯ · C♯ · G♯
I7 – I7 – I7 – I7 – IV7 – IV7 – I7 – I7 – V7 – IV7 – I7 – V7
I7–I7–I7–I7–IV7–IV7–I7–I7–V7–IV7–I7–V7 in C♯ major
C♯7 · C♯7 · C♯7 · C♯7 · F♯7 · F♯7 · C♯7 · C♯7 · G♯7 · F♯7 · C♯7 · G♯7
Questions people ask
- What chords are in the key of C♯ Major?
- The key of C♯ Major contains seven diatonic chords: C♯, D♯m, E♯m, F♯, G♯, A♯m, B♯°. They're built on each degree of the C♯ Major scale.
- Why do these chords sound good together?
- Every chord in C♯ Major is built using only notes from the C♯ Major scale, so they share the same tonal center and naturally resolve to the I chord.
- What are the most common progressions in C♯ Major?
- Pop and rock songs in C♯ Major usually rely on I-V-vi-IV, I-IV-V and ii-V-I. Each appears in our progression library with audio.
- How do I transpose a song to C♯ Major?
- Use our free Chord Transposer, paste the original chords and shift them to C♯ Major. The tool keeps the relationships between chords intact.