Something inconspicuous may be described as not attracting attention, or to purposely divert attention from. The opposite of conspicuous.
We've hidden the vault in an inconspicuous location, it is password protected and the only person in the entire universe that knows the password is me.
To display with museum quality recessed lights in such a way as to cast a unified field of illumination. Typically the piece is protected a single velvet rope.
Dude, did you check out the inconspicuous hang of that poster? Lucky the velvet rope is there, those recessed lights are going to sprak a pilgrimage.