A color picker is a tool or feature that allows you to choose or select specific colors from a range of options. It helps you to identify and use the exact color you want for a design or project. Full definition
We fixed an issue where the custom color picker in Color Settings might stop working when selecting new colors. (blogs.windows.com)
With Samsung Experience 9.0, we have the introduction of a full color picker for folders on the home screen. (android.gadgethacks.com)
Instagram today has rolled out a new feature that allows users to add polls to stories along with a new text / brush color picker tool. (9to5google.com)