Guitar Chords in the Key of D minor

The chord formula for any minor key is minor, diminished, Major, minor, minor, Major, Major.

The chords in the key of D minor are D minor, E diminished, F Major, G minor, A minor, B♭ Major, and C Major.

A common way to number these chords is by Roman numerals: I, ii, iii, IV, V, vi, vii. Numerals that represent a major chord are usually capitalized, and minor and diminished chords are lower case.