D-flat minor is a

theoretical key In music theory, a theoretical key is a key whose key signature would have at least one double-flat () or double-sharp (). Double-flats and double-sharps are often used as accidentals, but placing them in the key signature (in music that use ...

based on D, consisting of the pitches D, E, F, G, A, B, and C. Its

key signature In Western musical notation, a key signature is a set of sharp (), flat (), or rarely, natural () symbols placed on the staff at the beginning of a section of music. The initial key signature in a piece is placed immediately after the clef at ...

has six

flats Flat or flats may refer to: Architecture * Flat (housing), an apartment in the United Kingdom, Ireland, Australia and other Commonwealth countries Arts and entertainment * Flat (music), a symbol () which denotes a lower pitch * Flat (soldier), ...

and one

double flat In music, flat (Italian bemolle for "soft B") means "lower in pitch". Flat is the opposite of sharp, which is a raising of pitch. In musical notation, flat means "lower in pitch by one semitone (half step)", notated using the symbol which is deri ...

. Its

relative major In music, relative keys are the major and minor scales that have the same key signatures (enharmonically equivalent), meaning that they share all the same notes but are arranged in a different order of whole steps and half steps. A pair of major an ...

F-flat major F-flat major (or the key of F-flat) is a theoretical key based on F, consisting of the pitches F, G, A, B, C, D, and E Its key signature has six flats and one double flat. The F-flat major scale is: : Its relative minor is D-flat minor ...

, which is usually replaced by

E major E major (or the key of E) is a major scale based on E, consisting of the pitches E, F, G, A, B, C, and D. Its key signature has four sharps. Its relative minor is C-sharp minor and its parallel minor is E minor. Its enharmonic equivalent, ...

. Its parallel major is

D-flat major D-flat major (or the key of D-flat) is a major scale based on D, consisting of the pitches D, E, F, G, A, B and C. Its key signature has five flats. It is enharmonically equivalent to C-sharp major. The D-flat major scale is: : Its r ...

, and its direct

enharmonic In modern musical notation and tuning, an enharmonic equivalent is a note, interval, or key signature that is equivalent to some other note, interval, or key signature but "spelled", or named differently. The enharmonic spelling of a written n ...

equivalent,

C-sharp minor C-sharp minor is a minor scale based on C, with the pitches C, D, E, F, G, A, and B. Its key signature consists of four sharps. The C-sharp natural minor scale is: : Changes needed for the melodic and harmonic versions of the scale ar ...

, is normally used. The D-flat

natural minor scale In music theory, the minor scale is three scale patterns – the natural minor scale (or Aeolian mode), the harmonic minor scale, and the melodic minor scale (ascending or descending) – rather than just two as with the major scale, which also ...

is: : Changes needed for the melodic and harmonic versions of the scale are written in with accidentals as necessary. The D-flat

harmonic minor In music theory, the minor scale is three scale patterns – the natural minor scale (or Aeolian mode), the harmonic minor scale, and the melodic minor scale (ascending or descending) – rather than just two as with the major scale, which also ...

and melodic minor scales are: : : D-flat minor is usually notated as the enharmonic key of

, as in the second and third measures of

Amy Beach Amy Marcy Cheney Beach (September 5, 1867December 27, 1944) was an American composer and pianist. She was the first successful American female composer of large-scale art music. Her Gaelic Symphony, "Gaelic" Symphony, premiered by the Boston Symph ...

's ''

Canticle of the Sun The Canticle of the Sun, also known as Laudes Creaturarum (Praise of the Creatures) and ''Canticle of the Creatures'', is a religious song composed by Saint Francis of Assisi. It was written in an Umbrian dialect of Italian but has since been ...

''. However, unusually, two of

Verdi Giuseppe Fortunino Francesco Verdi (; 9 or 10 October 1813 – 27 January 1901) was an Italian composer best known for his operas. He was born near Busseto to a provincial family of moderate means, receiving a musical education with the h ...

's most well-known operas, ''

La traviata ''La traviata'' (; ''The Fallen Woman'') is an opera in three acts by Giuseppe Verdi set to an Italian libretto by Francesco Maria Piave. It is based on ''La Dame aux camélias'' (1852), a play by Alexandre Dumas ''fils'' adapted from his own 18 ...

'' and ''

Rigoletto ''Rigoletto'' is an opera in three acts by Giuseppe Verdi. The Italian libretto was written by Francesco Maria Piave based on the 1832 play ''Le roi s'amuse'' by Victor Hugo. Despite serious initial problems with the Austrian censors who had cont ...

'', both end in D-flat minor (although written with the five-flat key signature of the parallel major).

Mahler Gustav Mahler (; 7 July 1860 – 18 May 1911) was an Austro-Bohemian Romantic composer, and one of the leading conductors of his generation. As a composer he acted as a bridge between the 19th-century Austro-German tradition and the modernism ...

's thematic motif "der kleine Appell" ("call to order") from his Fourth and Fifth Symphonies uses both notations: in his Symphony No. 4 (first movement) it is in D-flat minor, but in his Symphony No. 5 it is in C-sharp minor. In the Adagio of his Symphony No. 9, a solo bassoon interpolation following the main theme appears first in D-flat minor, returning twice more notated in C-sharp minor. Likewise, in the Adagio of

Bruckner Josef Anton Bruckner (; 4 September 182411 October 1896) was an Austrian composer, organist, and music theorist best known for his symphonies, masses, Te Deum and motets. The first are considered emblematic of the final stage of Austro-Germ ...

's Symphony No. 8, phrases that are tonally in D-flat minor are notated as C-sharp minor.

References

{{Circle of fifths Musical keys Minor scales