Inoffensive (adjective)

Not causing offense or harm; harmless; unoffending.

Origin:

From the latin word inoffensus meaning 'not giving offense'.

Examples:

1. The inoffensive remark went unnoticed by the audience.
2. The inoffensive design of the building was meant to blend in with its surroundings.
3. Inoffensive jokes are appropriate for all audiences.
4. The inoffensive color scheme was chosen to appeal to a wide range of people.
5. An inoffensive person avoids saying or doing things that could cause offense.