Are you referring to the background cell color? If so, there is currently a bug for this, since they are not being included when the page is exported to Word:
Please vote on that case, as it helps show the developers how many users have run into the issue.
Otherwise, Scroll Office may help you to format and create Word Exports that are properly displayed. Have a look at that add-on and if you have any questions, ask away!
Atlassian Cloud Support
Hi my Community friends! For those who don't know me, I'm a product marketer on the Confluence Cloud team - nice to meet you! For those of you who do, you know that I've been all up in your Co...
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