This Highlighter Orange (5773) is exactly as named—vibrant and impossible to miss. It's incredibly soft for a sock yarn, but the superwash merino/nylon blend gives it great durability.

In the wider world, this period included the aftermath of Hurricane Sandy and major leadership transitions. Other Possible Matches

If neither of those fits, "5773" also appears in these contexts:

Could you clarify if you were thinking of a ?