Steelish cream sounds about right, but I like to know exactly what the color is called. "Creamy Yellow", "Light Yellow"... something like that. I'll look it up.
Lee-vee-ere sounds about it, sounds better than my La-veer pronunciation.
Silver Blonde is basically a hair color and it seems to be the right hair color that Iris' has.
Here's some pictures of Silver Blonde colors:
They look like Iris' hair color, right? Or as close to her hair color as possible.