cyanine blue


Definition of cyanine blue

1a : a strong blue that is greener and deeper than Sèvres and redder and darker than cerulean blue (see cerulean blue sense 1b)

called also Leitch's blue

b : a deep purplish blue that is less strong and very slightly redder than sapphire (see sapphire sense 2a) and bluer and duller than hyacinth blue or Mazarine blue
2 or less commonly cyanine : a blue pigment consisting of a mixture of cobalt blue and Prussian blue

called also Leitch's blue

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miscellaneous remnants or debris

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