inconspicuous, which is the opposite of conspicuous.

She used an inconspicuous backpack to blend in with the crowd and avoid attracting attention.

Inconspicuous means not noticeable, blending in. The word conspicuous means easily noticed, or standing out from the crowd. The word inconspicuous is the opposite of conspicuous.

A different meaning for the word inconspicuous is unnoticeable or discreet.

They tried to remain inconspicuous.

The criminal did a good job of staying inconspicuous in the city because there was a lot of people outside on the streets.

The secret agent tried to stay inconspicuous so he wouldn't be spotted.