lowlight

Related to lowlight: in light of

low·light

L5288140 (lō′līt′)tr.v. low·light·ed, low·light·ing, low·lights To darken (strands of hair) by coloring.
[On the model of highlight.]

lowlight

(ˈləʊˌlaɪt) n1. an unenjoyable or unpleasant part of an event2. (Hairdressing & Grooming) (usually plural) a streak of darker colour artificially applied to the hair