Good lookin' sock, Robin, looks similar to the socks I did, as far as the color goes. As far as casting on again, just go through your yarn until you find the color you started with the first time around, that's what I did, and it came out pretty close.
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Aaron
Wisdom is knowing what to do. Skill is how to do it. Virtue is getting it done.
That which does not kill you, isn't trying hard enough.