Added color conversion strings.
Added color conversion strings.

iabdalkader/openmv,kwagyeman/openmv,kwagyeman/openmv,openmv/openmv,kwagyeman/openmv,openmv/openmv,iabdalkader/openmv,kwagyeman/openmv,iabdalkader/openmv,openmv/openmv,iabdalkader/openmv,openmv/openmv