Triads · C# root / D♭
C#+ / D♭+
An ambiguous, dreamlike triad built from two stacked major thirds.
Notes in C#+
C# / Db sits between C and D. A common key in jazz and pop — think Db major in many jazz standards.
Identify the Chord Quality on C#
Each chord below is played on C#. Listen and identify whether you heard C#+, C#m, C#7, or another quality — the hardest and most useful ear training skill.
Augmented in All 12 Keys
Other Chords in C#
Related Triads
About the C#+ Chord
The C#+ chord is a augmented chord built on C# (also written D♭+). It contains the notes Db, F, A — the root, third, and fifth.
An ambiguous, dreamlike triad built from two stacked major thirds. Practising the C#+ chord across different voicings and contexts builds the harmonic recognition that lets you identify it instantly in any musical setting — whether in a band mix, a recording, or a live performance.