When you need to quantify the color of an object, you’ve got quite a few options. You can throw a Raspberry Pi camera and OpenCV at the problem and approach it through software, or you can buy an ...

[Fjord Carver] brings together an RGB LED and CdS Photoresistor to make a color sensor. Those Cadmium Sulfide lights sensors usually have a very wide swing of resistance when exposed to varying levels ...

Matching a color you see in the world with a paint color at the store is next to impossible for the human eye. That’s why the Nix Mini 2 exists. This ingenious $70 pocket-sized device is designed to ...

When it comes to color, the human eye is lacking — something that’s a pain for creatives and DIYers the world over. But you don’t need to rely on just your eyesight to find the perfect color. With the ...

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 ...