Pitt Artist Pen Dual Marker India ink
skyblue
phthalo blue
ultramarine
Goldfaber Aqua watercolour pencil
blue violet
Goldfaber Aqua Dual Marker
sea blue
indanthrene blue
helioblue reddish
Colour Grip colour pencil
Royal blue
Metallics marker
colour ice ice blue
Jumbo Grip colour pencil
cobalt blue
Pitt Artist Pen Metallic 1.5 India ink pen
blue metallic
Polychromos colour pencil
cobalt blue-greenish
dark indigo
light ultramarine
light phthalo blue
middle phthalo blue
Prussian blue
Pitt Artist Pen Brush India ink pen
Albrecht Dürer watercolour pencil
Pitt Artist Pen Fineliner S India ink pen
Pitt Artist Pen Calligraphy India ink pen
Grip Finepen
0.4, helioblue reddish