Few tricks for beginners.

When you press '' i '' it opens inventory, there is ''Style'' button bottom of the screen, it should open this kind of page. (Without my character of course)

After you have opened it, there is list where is: (Hair,head,face,accessory, etc). By clicking those you can wear clothes/weapons what you have weared once, without changing your at the moment ''weared'' items.

When you go to the ''Style'' section, there is ''Color'' section top of the list, press it and you can color your character again with palette .