Actually, look at the first picture of HHR at top from the front, and look at where the sun hits it. That's about the most accurate shot of the color. It's a lighter blue, and it has a light green hue to it as well, especially in direct light.
Current: 2014 BRM 2SS/RS 1LE w/NAV, NPP, Recaros
Former garage: 2010 IBM Camaro 2SS/RS 6M
2011 Avalanche LT