How could i improve my shading?

I'm honestly new to digital so i am not used on how things works digitally... I honestly feels there's something's off the character's colors.. I just can't fix it.. Should i stop here and make a new one? Or continue and see how it'll look like?

I'm honestly new to digital so i am not used on how things works digitally... I honestly feels there's something's off the character's colors.. I just can't fix it.. Should i stop here and make a new one? Or continue and see how it'll look like?