Remember that color wheel you were introduced to in elementary school? The one that looks like a colorful rainbow pie of sorts? Well that wasn’t nothing! There are important lessons to be found there and knowing even a tiny bit of color theory will help you make striking designs with colors that pop or sooth depending on your preference.
Colormatters.com has a great easy-to-read page on color theory and you should give it a look. Knowing when to use complimentary or tertiary colors may sound complicated but it is really quite simple and can make all the difference when it comes to professional looking design.