prussian blue

English Thesaurus

1. a dark greenish-blue color (noun.attribute)

hypernym	:	blue, blueness,
definition	:	blue color or pigment; resembling the color of the clear sky in the daytime (noun.attribute)

2. any of various blue pigments (noun.substance)

hypernym	:	pigment,
definition	:	dry coloring material (especially a powder to be mixed with a liquid to produce paint, etc.) (noun.substance)