G#°
Triads · G# root / A♭
G#° / A♭°
A tense, unstable triad built from two stacked minor thirds.
0 st3 st6 st
Notes in G#°
AbRoot
B3rd
D5th
G# / Ab is common in R&B, soul, and jazz. Many Stevie Wonder songs are in Ab.
Identify the Chord Quality on G#
Each chord below is played on G#. Listen and identify whether you heard G#°, G#m, G#7, or another quality — the hardest and most useful ear training skill.
Diminished in All 12 Keys
Other Chords in G#
Related Triads
About the G#° Chord
The G#° chord is a diminished chord built on G# (also written A♭°). It contains the notes Ab, B, D — the root, third, and fifth.
A tense, unstable triad built from two stacked minor thirds. Practising the G#° 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.