Im just playing on my acoustic guitar open d-major chord with fingerpicking style. Record through "akg perception 100". This is good sweety loop for your background needs. Tempo - 60 bpm.
120 bpm rising square arpegiated chords, feel free to use with anything. Synth patch is "square lead" from cubase's "prologue". Chord progression: amin d fmin bflat.
Bridge chord, named after en:Frank Bridge. Major chord with a minor chord a semitone above. Chord pictured followed by arpeggio with Db minor at the octave.