A curable composition capable of being cured at a low temperature of from room temperature to 150° C. is provided. The curable composition comprises a fluorinated polymer containing at least three functional groups represented by the following formula (F) and at least one curing agent selected from the group consisting of an isocyanate-type curing agent, a blocked isocyanate-type curing agent and an amino resin-type curing agent: —Rf1COZ1  (F) (in the formula (1), Rf1 is a fluoroalkylene group, or a fluoroalkylene group with at least two carbon atoms having an etheric oxygen atom between carbon-carbon atoms, Z1 is NR1NR2H or NR3OR4, and R1, R2, R3 and R4 are each independently a hydrogen atom or an alkyl group.)