An ink composition comprising: a compound represented by the following Formula 1; and a solvent represented by the following Formula 2: in Formulae 1 and 2, L1, L2, and L4 are the same as or different from each other, and are each independently a direct bond; a substituted or unsubstituted alkylene group; a substituted or unsubstituted arylene group; or a substituted or unsubstituted heteroarylene group, L3 is a substituted or unsubstituted arylene group; or a substituted or unsubstituted heteroarylene group, X1 and X2 are the same as or different from each other, and are each independently a photocurable group or a thermosetting group, Ar1 and Ar2 are the same as or different from each other, and are each independently a substituted or unsubstituted aryl group; or a substituted or unsubstituted heteroaryl group, R1 to R6 are the same as or different from each other, and are each independently hydrogen; deuterium; a substituted or unsubstituted alkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heteroaryl group, R11 is hydrogen; deuterium; or a substituted or unsubstituted alkyl group, R12 is a substituted or unsubstituted ethyl group, a substituted or unsubstituted propyl group, a substituted or unsubstituted butyl group, a substituted or unsubstituted pentyl group, a substituted or unsubstituted hexyl group, a substituted or unsubstituted heptyl group, a substituted or unsubstituted octyl group, or a substituted or unsubstituted nonyl group, m1 to m4 are an integer from 1 to 6, when m1 to m4 are each 2 or more, two or more L1's to L4's are each the same as or different from each other, r1, r4, and r11 are an integer from 1 to 5, r2 and r5 are an integer from 1 to 4, r3 and r6 are an integer from 1 to 3, and when r1 to r6 and r11 are each 2 or more, two or more R1's to R6's and R11's are each the same as or different from each other. a compound represented by the following Formula 1; and a solvent represented by the following Formula 2: in Formulae 1 and 2, L1, L2, and L4 are the same as or different from each other, and are each independently a direct bond; a substituted or unsubstituted alkylene group; a substituted or unsubstituted arylene group; or a substituted or unsubstituted heteroarylene group, L3 is a substituted or unsubstituted arylene group; or a substituted or unsubstituted heteroarylene group, X1 and X2 are the same as or different from each other, and are each independently a photocurable group or a thermosetting group, Ar1 and Ar2 are the same as or different from each other, and are each independently a substituted or unsubstituted aryl group; or a substituted or unsubstituted heteroaryl group, R1 to R6 are the same as or different from each other, and are each independently hydrogen; deuterium; a substituted or unsubstituted alkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heteroaryl group, R11 is hydrogen; deuterium; or a substituted or unsubstituted alkyl group, R12 is a substituted or unsubstituted ethyl group, a substituted or unsubstituted propyl group, a substituted or unsubstituted butyl group, a substituted or unsubstituted pentyl group, a substituted or unsubstituted hexyl group, a substituted or unsubstituted heptyl group, a substituted or unsubstituted octyl group, or a substituted or unsubstituted nonyl group, m1 to m4 are an integer from 1 to 6, when m1 to m4 are each 2 or more, two or more L1's to L4's are each the same as or different from each other, r1, r4, and r11 are an integer from 1 to 5, r2 and r5 are an integer from 1 to 4, r3 and r6 are an integer from 1 to 3, and when r1 to r6 and r11 are each 2 or more, two or more R1's to R6's and R11's are each the same as or different from each other. L1, L2, and L4 are the same as or different from each other, and are each independently a direct bond; a substituted or unsubstituted alkylene group; a substituted or unsubstituted arylene group; or a substituted or unsubstituted heteroarylene group, L3 is a substituted or unsubstituted arylene group; or a substituted or unsubstituted heteroarylene group, X1 and X2 are the same as or different from each other, and are each independently a photocurable group or a thermosetting group, Ar1 and Ar2 are the same as or different from each other, and are each independently a substituted or unsubstituted aryl group; or a substituted or unsubstituted heteroaryl group, R1 to R6 are the same as or different from each other, and are each independently hydrogen; deuterium; a substituted or unsubstituted alkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heteroaryl group, R11 is hydrogen; deuterium; or a substituted or unsubstituted alkyl group, R12 is a substituted or unsubstituted ethyl group, a substituted or unsubstituted propyl group, a substituted or unsubstituted butyl group, a substituted or unsubstituted pentyl group, a substituted or unsubstituted hexyl group, a substituted or unsubstituted heptyl group, a substituted or unsubstituted octyl group, or a substituted or unsubstituted nonyl group, m1 to m4 are an integer from 1 to 6, when m1 to m4 are each 2 or more, two or more L1's to L4's are each the same as or different from each other, r1, r4, and r11 are an integer from 1 to 5, r2 and r5 are an integer from 1 to 4, r3 and r6 are an integer from 1 to 3, and when r1 to r6 and r11 are each 2 or more, two or more R1's to R6's and R11's are each the same as or different from each other.