Cone VS Eye Dropper

I've built a few apps which started out as tools for my own use and later polished + released for public. - Cone: This started out as a small tool to help me identify the name of the colors of objects around me (i am a red-green colorblind). Now it's a full fledged color picker app with a Pantone license - https://cone.app - CBVision: This is another small tool for colorblind people which shifts the problematic... - Source: Hacker News / 4 months ago

I have made a few iOS apps (Cone[0] and Unwind[1]) which generate enough to pay my bills. [0]: https://cone.app [1]: https://unwind.to. - Source: Hacker News / almost 3 years ago

Here, we will want to make the blue color transparent so we can fill it in ourselves. Using a Chrome eye dropper plugin, I found the color we need to make transparent is: #3183bf. We can set this to transparent using the image_transparent() function from the magick package, then use as.raster() to make it something R can plot again. Source: almost 3 years ago

In this case they can use a browser extension like Eye Dropper to give you an accurate answer. Source: almost 3 years ago