There are different ways to change the font color in WordPress for selected words and sentences using the WordPress editor.
For site-wide adjustments, you can check your theme settings, use the newer customize option from WordPress, or you can update your CSS files.
Have a look at the articles below I have selected for recommendations on setting WordPress Font Color.
A Collection of Web Pages Related To Changing The Font Color In WordPress
How to Change The Header Font Colour in WordPress
How To Change Font Style In WordPress
To change the font style in WordPress, you can add a plugin, check your theme for options, update your CSS files or use the Customize WordPress feature that shows up in the admin bar when you are logged in and previewing a page.
Web Pages I have Selected Related To Changing The Font Styles In WordPress
How to Change Font Size and Font Family in WordPress Posts and Pages
How to Change Font Size and Font Family in WordPress Posts