PROBLEM TO BE SOLVED: To provide a detergent composition excellent in foamability and foam quality, having no sliminess during washing, not causing stickiness, and capable of providing moist feeling.SOLUTION: There is provided a detergent composition containing the following components (A), (B), and (C): (A) 0.02 mass% to 10 mass% of a polymer containing 85 to 100 mass% of a constitutional unit a1 represented by the general formula (1) and a constitutional unit a2 represented by a specific formula, where, in the general formula (1), R1 and R2 is an alkyl group having 1 to 4 carbon atoms which may have a hydroxyl group or a hydrogen atom and R3 is a hydrogen atom or a methyl group (B) 1 mass% to 30 mass% of aliphatic acid having 10 to 18 carbon atoms or a salt thereof and (C) water.COPYRIGHT: (C)2015,JPO&INPIT【課題】起泡性や泡質に優れ、洗浄時にぬるつきがなく、タオルドライ後にはべたつかず、しっとりした感触が得られる洗浄剤組成物を提供する。【解決手段】次の成分(A)、(B)及び(C)を含有する洗浄剤組成物。(A)a1:一般式(1)(R1及びR2は、水酸基を含んでも良い炭素数1~4のアルキル基又は水素原子、R3は、水素原子又はメチル基)で表される構成単位、及びa2:ある特定式を、構成単位として85~100質量%含むポリマー0.02質量%以上10質量%以下、(B)炭素数10~18の脂肪酸又はその塩1質量%以上30質量%以下、(C)水【選択図】なし