Simple html markup can be added to templates to improve the look of the resulting output.
<b>text in bold</b>
<p style="color:black">This is a black paragraph.</p>
There are many handy colour names you can use a table of them can be found here.
Specific colour can also be entered with their hex number codes in the following way:
<p style="color:#000000">This is a black paragraph.</p>
a colour picker that displays the hex number codes can be found here:
The font size is also adjustable.
<p style="font-size:30px">Text is 30px</p>
Combining more than one effect.
A semicolon is used to include a list of style attributes that need to apply to the same paragraph. For example:
<p style="color:black;font-size:30px">Text is 30px</p>
Markup can be tested with a site such as this one before adding the code to Fieldinsight.
Be careful to get the syntax spot on as it may break in creative and unexpected ways.