Complementary colours are pairs of colours that contrast strongly when compared to each other.
The colours in this photo are so desaturated that the effect of complementary colours is lost. Your image demonstrates a duotone effect rather than the effect of complementary colours.
Check some of the forum discussions on complementary colours for suggestions on using colour for contrast.
This dog has captivating eyes and the colors certainly suit the challenge. I love his pose. The composition is spot on. Great DOF. Mine would've jumped off the couch and would be licking me. What a nice model. hee hee