To provide a pigment composition free from agglomeration trouble of pigment even by increasing the specific surface area of the pigment and exhibiting good flowability and heat-resistance.

The organic pigment composition includes an organic pigment and at least one organic compound among benzene compounds and naphthalene compounds of formula (I) wherein at least one compound contains a sulfonic acid group or carboxylic acid group (in the formula, at least one of A₁ to A₆ is a sulfonic acid group or carboxylic acid group and the remaining groups are each independently a hydrogen atom, halogen atom, hydroxyl, amino, nitro, 1C-4C alkyl, 1C-4C alkoxy, 1C-4C alkylamino, acetoacetyl or acetoacetylamino).