C Augmented Seventh Ukulele Arpeggio
Ukulele arpeggio — fretboard diagram
C Augmented Seventh Arpeggio — Notes and Intervals
Notes: C, E, G#, B
Intervals: 1P, 3M, 5A, 7M
Formula: 2W-2W-WH
Number of notes: 4
Also known as: maj7#5, maj7+5, +maj7, ^7#5
The C Augmented Seventh arpeggio contains 4 notes (C, E, G#, B). Use the interactive fretboard above to explore this arpeggio on Ukulele with different tunings and fret ranges.
When to Use the C Augmented Seventh Arpeggio
Play the C Augmented Seventh arpeggio whenever a C Augmented Seventh chord appears in a progression. Unlike scales (which include passing tones), arpeggios guarantee every note you play IS a chord tone, making your solo sound harmonically precise and intentional.
Arpeggio vs. Scale
The C Augmented Seventh arpeggio uses 4 notes (C, E, G#, B) while the full scale uses 7. The arpeggio is a subset — think of it as the skeleton of the scale. Practice alternating between the arpeggio and the full scale to develop a melodic vocabulary that mixes chord tones with passing tones.
How to Play C Augmented Seventh Arpeggio on Ukulele
On ukulele, find C around the open strings and play through the arpeggio tones (C, E, G#, B). You may need to move beyond a single chord shape to reach all 4 notes. Practice connecting the arpeggio tones smoothly across adjacent fret positions.
The C Augmented Seventh arpeggio has a symmetrical, ethereal quality built from major thirds. It fits over Caug, C+, Cmaj7#5 chords and is useful for creating a sense of upward motion and harmonic ambiguity.
Practice Routine
Start by playing the C Augmented Seventh arpeggio ascending and descending at 60 BPM, one note per beat, using a metronome. Once even and confident, play it in eighth notes, then triplets, keeping each note articulate. Spend at least 5 minutes daily on this before moving to musical application.
Ukulele Tips
On ukulele, integrate the C Augmented Seventh arpeggio into your fingerpicking by plucking through the chord shape one note at a time. This transforms a static strum into a melodic, harp-like texture that showcases each interval clearly.