The key of D♯ minor uses the same notes as the D♯ natural minor scale. Each degree of D♯ natural minor has a name, and stacking every other note from that degree gives the triad built on it. Roman numerals use capitals for major triads, lower case for minor and ° for diminished.
F♯ major is the relative major of D♯ minor. Both keys use the same notes and key signature, but the major key starts on degree 3.
D♯ natural minor uses five black keys: D♯, F♯, G♯, A♯ and C♯. E♯ is played on the white key F.
On a narrow screen, scroll this table horizontally to read every column.
In natural minor, the chord on degree 5 is minor. Harmonic minor raises degree 7 from C♯ to C𝄪, the leading tone. That makes the dominant chord major and gives V7, the dominant seventh of D♯ minor. A♯7: A♯ – C𝄪 – E♯ – G♯.