Albrecht Dürer watercolour pencil
indanthrene blue
Goldfaber colour pencil
ultramarine
cobalt blue
helioblue reddish
light blue
light ultramarine
Polychromos colour pencil
247 indanthrene blue
246 Prussian blue
Pitt Artist Pen Metallic 1.5 India ink pen
blue metallic
Oil pastels
cardboard wallet of 24
cardboard wallet of 36
cardboard wallet of 12
120 ultramarine
144 cobalt blue-greenish
146 skyblue
151 helioblue reddish
143 cobalt blue
157 dark indigo
110 phthalo blue
140 light ultramarine
145 light phthalo blue
152 middle phthalo blue