tree command outputs (GNU)
Customizing Colors (GNU)
The format is as follows:
The LS_COLORS environment variable is a colon
: separated list of key=colour pairs. There are 2 types of key: file types and file extensions.
|di||01||90||color all dirs dark grey and make it bold|
|ow||01||90||color all other_writable (o+w) dirs dark grey and make it bold|