![idl colorbar idl colorbar](http://www.idlcoyote.com/idldoc/maps/cgcbar2kml.png)
These IDL tools have been written for use with IDL 6.0 or later and have been tested on Unix and Windows machines. The tool colorbar.pro is included here with the kind permission of its author, Dr. The IDL tools were developed at NSIDC with the exception of colorbar.pro, which is used for the legends on most of the color graphics displays.
![idl colorbar idl colorbar](https://waterprogramming.files.wordpress.com/2020/09/shrink.png)