This utility can grab the color of any pixel on the screen and show its value using different color formats. TrayPicker can use two modes: floating window and tray-based information panel. You can use a scalable magnifying glass tool in the floating mode for the exact positioning of the mouse cursor.
Tucows, Inc has graciously donated a copy of this software to the Internet Archive's Tucows Software Archive for long term preservation and access. Please check the Tucows website for all current versions of the software.