Who the original symbols of Jenkins do not like, should try the Modern Status Plugin. The tiny plugin of Oliver Vinn provide a new and very cool set of icons for the continuous integration server. The installation is very simple!
Example
This is a example of original icons for Jenkins/Hudson:
Yes they might lead to confusion and don’t look awesome.
Steps
Open the Plugin Manager and search for “Modern Status Plugin”.
After restart Jenkins/Hudson the new iconset should be available and look like:
This looks quite nice and speaks much better, already on first view, about the status.