FIT ME experts!!!!!!!!!!!!!!!!!!?

i need help. i can never find the right foundation/coverup that i need.. it looks right when i buy it but when i put it onmy face its wayy to light.. i want to use FIT ME but im not sure which one to get and i dont want to waste money on something that wont be right when i use it.. so please help me if youre like a make up expert and know what which FIT ME would be exactly right for me.. btw you can see my pics on my pulse