You can easily refer to precise values of the colors you pick with RGB/HSB sliders in MagicPicker color wheel panel. Click small triangles to display the smart rulers with numbers. Hide/show them individually. The rulers display more information as you resize the panel! #PS and #AI compatible.
![Smart numbers on HSB/RGB sliders Smart numbers on HSB/RGB sliders](http://blog.anastasiy.com/wp-content/uploads/2013/06/Plate_smaller102.jpg)