D-flat minor D-flat minor D minor is a theoretical key based on D, consisting of the pitches D, E, F, G, A, B, and C. Its key signature has six flats and one double flat. Its relative major is F major (usually replaced by E major), its parallel major is D major, its direct enharmonic equivalent is C♯ minor, which is normally used. The D natural minor scale is: \override Score.TimeSignature #'stencil = ##f \relative c' { </score> Changes needed for the melodic and harmonic versions of the scale are written in with accidentals as necessary. The D harmonic minor and melodic
D-flat major much significant piano music written in this key. Pyotr Ilyich Tchaikovsky's Piano Concerto No. 1 is written in B-flat minor, but the famous opening theme is in D-flat major. Tchaikovsky composed the second movement of Piano Concerto No. 1 also in D-flat. Sergei Rachmaninoff composed the famous 18th variation of his "Rhapsody on a Theme of Paganini" in this key, perhaps emphasizing the generally held view that D-flat major is the most romantically flavoured of the major keys; and his friend Nikolai Medtner similarly chose it for the sensually romantic "big tune" in the last movement of his Piano Concerto