Challenge Use Hex Code for Specific Colors has an issue.
User Agent is: Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.99 Safari/537.36.
Please describe how to reproduce this issue, and include links to screenshots if possible.

Thre is a small syntax error in a sentence: "the symbols 0-9 represents values zero to nine. " :
"Represent" word should be withous ending "s", as preceding words are in plural.