First question, so why not something simple? Mine is blue
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Black! (Someone will have to show me how to highlight something in a certain color like the other posters)
Colour and other styles can be added with CSS.
Here's the code I used:
<span style=" color:#fff; background-color:#060; ">dark green</span>
For basic colours, you can use the name instead:
<span style=" color:white; background-color:black; ">black</span>
Which gives this: black