A color material dispersion comprising (A) a color material, (B) a dispersant and (C) a solvent, wherein the color material (A) comprises a lake color material comprising an acidic dye and poly aluminum chloride, the poly aluminum chloride has a degree of basicity of 70% or more, and the value (I4/I6) of the ratio of a value of integral (I4) to a peak corresponding to four-coordinate aluminum to a value of integral (I6) to a peak corresponding to six-coordinate aluminum in a solid 27Al-NMR spectrum is 0 to 0.50 in the lake color material.