As the vi degree in major, a minor chord can move to IV or ii, creating subdominant motion.
Features
Character
Minor, with a major 6th and no 7th
Characteristic interval
Major 6th (M6)
Description
The minor 3rd defines minor quality, while the major 6th distinguishes the chord from a natural-minor sonority with b6. Its intervals fit Dorian or melodic-minor contexts.
Application
Minor tonic in jazz
Dorian harmony
Melodic minor
Voicing & structure
Root position
v1Eb(Eb4)Bass
root
v2Gb(Gb4)m3from Eb
v3Bb(Bb4)M3from Gb
v4C(C5)M2from Bb
Harmony
Compatible scales
All chord tones are contained in these scales — use them for improvisation.