Logo design and basic colours

I noticed some confusion with my video test subjects when the site's layout was too busy. I decided to go with a very simple screen that hopefully will be less confusing. I did a clumsy pencil sketch and then I used a ruler and marker for the next try.

Logo design:

Basic Page colours:

I won't be using advertisements. I used the color contrast verification tool to check on my colours above. http://www.hp.com/hpinfo/abouthp/accessibility/webaccessibility/color_tool.html?jumpid=reg_R1002_USEN

I am still trying to decide if I need an appropriate tagline. I chose to use tabs as suggested by Krug (2006). Each tab will open the page in the light blue.