I think you'll be fine but to get the full picture you really need to take into account the offset.
I'm running 195/R16 55R which is somewhat comparable to you. My offset is 48mm. My rim width was 6.5.
Use those online calculators and compare against stock rim/wheel combinations and you'll get a rough ballpark. Simple. Let's be real -- the wheel gap on the Insight is huge so you have a lot of play.
As long as you're not dropping your car, you'll have plenty of clearance.
These are my new rims with the specs above; zero rubbing: