Midnight Mambo in B
Chord Diagrams — Midnight Mambo in B (Guitar)
Midnight Mambo in B
Midnight Mambo in B: Oscar Hernández, as played by Daniel Ponce's minor mambo. Dorian and Harmonic Minor scales give this groove its characteristic dark edge. Chords: Dsus – A7b9#5 – Dm6 – Dm69 – A#13#11 – Em7b5 – Am7 – D7b9#5 – Gm7 – C7 – Fmaj7 – F6 – A7#5 – A7 – Am7b5 – Fmaj9#5 – A#maj9#11 – Bm7b5 – E7b9#5.
Midnight Mambo in B
B major mixes barre and open elements. The B chord itself is a barre at fret 2, but E and A are comfortable open chords forming the IV and V. The open B string rings as the root, allowing creative drone-based arrangements. B is a intermediate-level key on guitar because the open B string rings as the root and the open E strings provide the 4th — useful for sus4 voicings and drone effects. This key mixes open and barre shapes, making it a good intermediate challenge that builds fretboard fluency.
Voice Leading
The bass line moves through D to A (descending perfect fourth), A to D (ascending perfect fourth), D to D (ascending unison), D to A# (descending major third), A# to E (ascending tritone), E to A (ascending perfect fourth), A to D (ascending perfect fourth), D to G (ascending perfect fourth), G to C (ascending perfect fourth), C to F (ascending perfect fourth), F to F (ascending unison), F to A (ascending major third), A to A (ascending unison), A to A (ascending unison), A to F (descending major third), F to A# (ascending perfect fourth), A# to B (ascending half step), B to E (ascending perfect fourth). A half-step bass movement creates a strong leading-tone pull that demands resolution. 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 E to D by whole step.
Scales for Improvisation
B 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, B Mixolydian adds the flat seventh for an authentic blues-rock edge.