Was Legolas blond?

[Raynor]

I don't think there is a definitive answer. The only refference I know of in LotR is somewhat questionable:

Originally Posted by The Great River, chapter IX, FotR

Frodo looked up at the Elf standing tall above him, as he gazed into the night, seeking a mark to shoot at. His head was dark, crowned with sharp white stars that glittered in the black pools of the sky behind.