Set 12 spring colors

WH 1.0 - Meudon white
VI 1.2 - Carbazole violet - PV23
BL 3.2 - Ultramarine blue - PB29
BL 2.3 - Ultramarine blue, ceruleum blue imitation - PB29, PB15
GN 37.1 - Indian yellow substitute, ultramarine blue - PY1, PY83, PB29
GN 20.1 - primary yellow, chrome oxide green - PY3, PY1, PG17
OR 1.2 - ercolano orange - PO5
OR 17.2 - ercolano orange, primary yellow - PO5, PY1, PY3
YW 8.3 - dark cadmium yellow substitute - PY1
GN 18.2 - lemon yellow, ultramarine blue PY3, PB29
GN 4.2 - Indian yellow substitute, ultramarine blue - PY1, PY83, PB29
GN 3.5 - Indian yellow substitute, ultramarine blue - PY1, PY83, PB29