Dubious is a great neutral gray with a slight blue undertone. He is awesome to use to add depth to any color or add interest along the lashline. Use him for the lashline, V, all over, bone, or under lashes for a smokey look.

du·bi·ous [doo-bee-uhs]

Hesitating or doubting.
Not to be relied upon; suspect.

Family: Universal
Genus: Universal

Color Reference:
ebhues: Trust 31 - T31m2n
OMSA: Soft Autumn 2.5
12 Tone: 2.5
CMAS: Summer 40b