Hi, Welcome to JustAnswer.com, I am glad you are here! My name is Eric & I will endeavor to answer your question.
The technique you are looking for is called Faux Woodgraining. Faux (Pronounced Foe) Woodgraining allows you to take latex paints of any shade and create an authentic wood look on any surface.
Here is a YouTube video that offers an introduction to the technique. A google search using the search words "Faux Woodgraining" will additionally yield more information on the subject than you will ever be able to find time to read.
This should get you started. It is actually a very fun technique to apply!!