cobalt blue

Noun	1.	cobalt blue - a shade of blue tinged with green aqua, greenish blue, peacock blue, turquoise, aquamarine blue, blueness - the color of the clear sky in the daytime; "he had eyes of bright blue"
	2.	cobalt blue - greenish-blue pigment consisting essentially of cobalt oxide and alumina cobalt ultramarine pigment - dry coloring matter (especially an insoluble powder to be mixed with a liquid to produce paint etc)

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