Limehouse Blues in G#

Philip Braham / Douglas Furber(1922)swing

Limehouse Blues in G#

Key of G#

G# major (or Ab) lives at fret 4 on the low E string. All chords require barre technique, making it less common in guitar-centric songwriting but standard in piano-driven pop. Guitarists often use a capo to access friendlier shapes. G# is a intermediate-advanced-level key on guitar because the open G string is a half step below the root, creating dissonance — avoid letting it ring. Expect to rely on barre chords throughout, which builds hand strength and unlocks the entire fretboard.

Voice Leading

The bass line moves through C# to C (descending half step), C to B (descending half step), B to A# (descending half step), A# to G# (descending whole step), G# to F (descending minor third), F to D# (descending whole step), D# to G# (ascending perfect fourth), G# to F (descending minor third), F to A# (ascending perfect fourth), A# to A# (ascending unison). A half-step bass movement creates a strong leading-tone pull that demands resolution. The predominantly stepwise bass motion creates smooth, connected voice leading. When the progression loops, the bass returns from A# to C# by minor third.

Scales for Improvisation

G# major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, G# Mixolydian adds the flat seventh for an authentic blues-rock edge.

swing4/4 · 32 bars · Form: A

Chords: C♯7, C7, B7, A♯7, G♯, Fm7, D♯7, G♯7, F7, A♯m, A♯m7♭5.

Scales for Improvisation G# bebop, G# bebop major.

Diatonic chords: See all chords in the key of G#