One of the first things you learn in electronics is how to identify a resistor’s value. Through-hole resistors have color codes, and that’s generally where beginners begin. But why are … ...

What does HTML color codes actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

As smoke from Canadian wildfires has made its way into the U.S., it is important to understand how the air quality index works. Here's what each color code means.

Several versions of Microsoft Outlook ago, you could use color to identify appointments by quickly applying a category. Outlook no longer supports this feature, although, with a little roughhousing, ...

The purpose of a clock is to show the time, obviously. But if you’ve followed Hackaday for some time, you’ll know there are about a million different ways of achieving this. [illusionmanager] added ...

The entries that you input into your Google calendar can be edited to correspond to a color coding system of your own choosing. By default, your calendar entries will all display as the same color on ...