How can I paint blue and yellow leather at home condishions without shops?

I have yellow shoes and I want to do its light color more yellow.How can I paint blue and yellow leather at home condishions without shops?
Leather can only be colored using products MADE for leather. They must adhere well yet be flexible. These products are pretty expensive so I think a shoe repair shop will be a much cheaper option than ruining your shoes trying this yourself.How can I paint blue and yellow leather at home condishions without shops?
you can get a commercial shoe dye at a local department store like Wal-Mart and follow the directions carefully.. Or have a shoe shop do the job ..I have done both.