Kahala was the first neighborhood to get them Wednesday.
There will be 52 more in Nuuanu and 48 in Mililani mauka later this month.
The new lights use 40 percent less energy and have a lifespan of more than 100,000 hours compared to traditional lights with have a lifespan of 20,000 hours.
They are also much brighter than the older ones.
The city is open to comments from the public on the new lights.
If the pilot project works, the mayor wants to see the new lights up islandwide.