B♭ Mixolydian — Triads
Three-note stacks of thirds, one per scale degree. The chord-quality pattern below is the Mixolydian scale's diatonic harmony.
All 7 triads in sequence
Degree 1 · IBb
Degree 2 · iiCm
Degree 3 · iii°D dim
Degree 4 · IVEb
Degree 5 · vFm
Degree 6 · viGm
Degree 7 · VIIAb