[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 ...

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 ...

Here is an artistic Arduino project for the fun-minded. The circuit is an Arduino RGB LED controller running on a sweet ‘n’ simple code,but with a little hardware surprise outside the Arduino board.

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 ...

What's a modular sensor without modules? The folks behind Node have released the iPhone peripheral's fifth end cap, the NODE+chroma, a sensor that scans colors, transmitting that data to your handset ...