Really best combination with blue and green 
I like this theme so much. See demo and download now Blue Green Combination WordPress Business Theme.
Blue Green Combination Theme Features;
- Content Slideshow
- Custom page templates (News and Services Page template)
- Custom category templates (Testimonial template)
- Valid XHTML /CSS
- SEO Optimized
- 2 custom widget (BG Testimonial and BG About Widget )
- Widget Ready
- Gravatar support
- Image resizing using timthumb script
- Use custom fields for image thumbnail
- Cross Browser Compatible
- Admin theme options
- Ready coded CSS for plugins (WP pagenavi, Easy Contact, Lightbox)
- PSD included
- Well documented
