Mood Indigo in G

Duke Ellington(1930)balladSlow Swing

Mood Indigo in G

Ellington's melancholic ballad weaves Mixolydian dominant color through its signature voicings, with Blues scale phrasing adding emotional weight and Bebop Major lines providing forward melodic momentum. The distinctive three-voice low-register texture in the melody is one of jazz's most recognizable sonic signatures. Slow, deliberate phrasing and tonal beauty matter more here than harmonic complexity.

Mood Indigo in G

G major is the singer-songwriter's key. The open G, B, and D strings spell out the full G major triad with zero fretting. Add the open high E for a Gadd6 shimmer. Nearly every diatonic chord (Em, Am, C, D) has a comfortable open voicing. G is a beginner-level key on guitar because the open G, B, and D strings form a complete G major triad without fretting a single note, and the open low E adds a rich 6th color. Beginners will find this key approachable since most chords use open voicings with minimal stretching.

Voice Leading

The bass line moves through G to A (ascending whole step), A to D (ascending perfect fourth), D to G (ascending perfect fourth), G to G (ascending unison), G to C (ascending perfect fourth), C to C (ascending unison), C to E (ascending major third), E to A (ascending perfect fourth), A to A (ascending unison). The root motion by larger intervals (fourths and fifths) gives each chord change a strong, decisive character. When the progression loops, the bass returns from A to G by whole step.

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.

ballad4/4 · 32 bars · Form: AABA

Chords: G6, A9, D7, GMaj7, G7, CMaj7, Cm6, E7, Am7, A7.

Scales for Improvisation G mixolydian, G major blues, G major, G bebop major, G major pentatonic.

Diatonic chords: See all chords in the key of G