Using ComponentOne ColorPicker™ for WPF, select colors from professionally-designed palettes, or build your own custom colors with support for transparency.
$ dotnet add package C1.WPF.ColorPickerThe ComponentOne WPF ColorPicker provides color selection and color editing in your WPF applications.

Key Features:
Learn more at developer.mescius.com/componentone/wpf-ui-controls/color-picker-wpf.