Our them support highlighting some text. Please check live demo:
http://demo.drupar.com/zoor/typography
Screesnshot
Use below sample code to highlight text.
Default Highlight
<span class="highlight">this text is highlighted</span>Red Highlight
<span class="highlight-red">this text is highlighted</span>Blue Highlight
<span class="highlight-blue">this text is highlighted</span>Green Highlight
<span class="highlight-green">this text is highlighted</span>Yellow Highlight
<span class="highlight-yellow">this text is highlighted</span>