CSS Combine Texture and Color

Question

Does someone how to combine Texture use as background-image and Background-color above that texture?

Here is the texture :

I want my body background page to be like this :

I'm having trouble with the backdrop color and background image:

body{
  background: #6DB3F2 url('http://s13.postimg.org/j0qiscsw3/cream.png');
 }