Enamel paint based on a varnish removed with kerosene, gasoline or mineral spirits. You can use acetone, but only on white dense materials. Wet the stain with the solution, and after a while more and RUB with a cloth soaked in the same substance. Then just wash the clothes the usual method. The remaining pigment can be removed with stain remover.
Paint with leather easy things to remove the fatty cream, a better child. Slather the skin is oily or normal sunflower oil, but after some time, wipe with a clean rag. A grease spot remove detergent detergent, then wipe with clean water. To use other means is not advisable, especially if you have suffered genuine leather, it can be damaged from aggressive components.
Latex paint can be removed from clothing with soap and water. Pour warm water into a bowl and add detergent, soak the material for several hours. Then wash manually the problem area. The dye is removed in a similar way - stain remover. Do not use bleach for colored things and the white of it will be nothing, except that they become slightly whiter.
Gouache and watercolor paint to wash away any powder. But put a little higher temperature, and stain pre-asterite manually. Dose of detergent increase, and even better, add a little stain in the main compartment for Laundry.
Other types of paints, including acrylic, to remove things very difficult. To eliminate the use of complex methods: petrol, stain remover, washing in concentrated detergent. And then, there is no guarantee that you will be able to fully remove the treacherous spot.