COLORING AGENT, COLORING COMPOSITION, COLOR FILTER, AND DISPLAY ELEMENT

摘要

PROBLEM TO BE SOLVED: To provide a coloring composition that has high coloring power and is suitable for forming a colored layer having high heat resistance and excellent chromaticity characteristics.SOLUTION: A coloring composition contains (A) an acidic coloring agent having at least one cation selected from a group consisting of sulfonium cation, iodonium cation and diazonium cations, (B) a binder resin and (C) a polymerizable compound.