After you have enabled the color switch of ls command in shell console, it’s nice but some may complain that the deep blue color of the directories are too dark to recognize sometimes. Let’s change that.
Just open up the .profile or .bash_profile file under your home directory and put this line in it:
Done! Now the color of the ls directory listings is much lighter and easier to recognize. There’s also a tip of how to change the default dark color for comments in vi text editor.