Water-insoluble coloring compound, ink, resist composition for color filter, and thermal transfer recording sheet

A water-insoluble coloring compound represented by Formula (1):

• [wherein, R1, R5, R6, and R10 each independently represent an alkyl group;
• R3 and R8 each independently represent a hydrogen atom, an alkyl group, an alkoxy group, or an aryloxy group;
• and R2, R4, R7, and R9 each independently represent a hydrogen atom or an acylamino group represented by Formula (2), and at least one of R2, R4, R7, and R9 is an acylamino group represented by Formula (2):
• (wherein, R11 represents an alkyl group, a cycloalkyl group, an aryl group, an arylalkyl group, an alkenyl group, or a heterocyclic group;
• and * represents a binding site)].