I changed the menu background color to white, now the letters are hard to see, they are grey. How is this changed?

[arozar]

I would like to change the menu font color to black, how is this done?

[rbhatia]

Did you try this:

http://docs.splunk.com/Documentation/Splunk/latest/AdvancedDev/UseCSS

[chris]

You can use the firebug (http://getfirebug.com/css) extension for the firefox browser to easily find out which css class has to be modified in your application.css that is describen in the proposed link.