Do you always have problem with combining the colors together?!
Don't be worry!
Here I will introduce you a website that can help you a lot to combine best colors together.
http://color.adobe.com is a website managed by great Adobe company. In this website you can find best colors which looks good together.
Just go to the "Explore" section and select "Most Popular", and you can find best color combinations as you like.
Cheers!