| abstract |
(57) [Problem] To provide an ink jet recording ink having a hue in the same color gamut as a direct blue dye ink used as a cyan ink for a color printer. SOLUTION: In the X-ray diffraction pattern by CuKα ray, the peak of Bragg angle 2θ (± 0.2) is 6.9 °, Aluminum phthalocyanine pigments having 13.8%, 16.3%, 20.8%, 25.2% and 27.2%, Aluminum phthalocyanine pigments at 7.0, 13.8, 16.6, and 26.2; or 6.9, 9.7 ゜, 13.8 ゜, 15.5 ゜, 23.9 ゜ and 2 An aluminum phthalocyanine pigment having a 5.8% angle is used. |