You spent hours choosing the perfect paint color and covered every wall with care. But years later, a touch-up is needed—and you can’t remember if the shade of green was Phantom Mist or Dinner Mint.

TL;DR: With the Nix Mini 3, you’ll always get accurate color matches. This color sensor is now on sale for less than $80. You don’t need to be an artist to get perfect color matches to patch up your ...