D# Major — Viola
D# Major along CGDA — string, finger, and position for every degree.
D# Major is 7 notes to the octave (common family), drawn here along the Viola's CGDA strings with every D# named, so home is findable from any finger.
Bright, resolved, and stable. The foundation of Western tonal music and the most common mode in pop, classical, folk, and jazz.
Heard in: Pop, classical, country, folk, gospel — the default major tonality of Western music.
Because the strings climb in fifths, one hand position covers a wide span of the fingerboard — four fingers, a fifth of range per string, and the same finger pattern repeating across every neighbouring pair. Learning a scale here is mostly learning WHICH position it wants and where the shifts fall.
Open-string drones: 3 of the Viola's 4 open strings belong to D# Major — the C string (the sixth), the G string (the third) and the D string (the seventh) — so they can ring beneath the line as a fixed reference.
The G string is a chord tone of the D# tonic triad, so it stays consonant against every degree of the scale.
The A string sits outside D# Major: stop it rather than let it sound through the phrase.
Play it slowly with a long bow, one note to a stroke, and listen for the notes that pull sharp or flat against the open C and A. Intonation on this instrument is a conversation with the open strings — nothing on the fingerboard decides it for you.