Help with Category color on the left side

Hello, how do you <?php wp_list_categories() ?> like..
with many color on the left side??
Sorry I have to post it again, I don’t know why my Topic is Closed…
I think is because I link to the Imageshack
but! I gonna try to explain it here ??
category with Many color on the left side for example: red,green,yellow,etc..