I'd definitely go blonde.
I have a somewhat similar scheme on one of my Kabalite squads, so I'm a little bit biased.
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"Whereas the duty of the Imperial Commander is either to seize or defend territory, the Dark Eldar make war only to steal. If, as a by-product of this, the are able to indulge their vile passion for murder, torture and other decadent acts, then they will joyfully do so, but this is not their primary goal"