This blend on existing gray and medium brown tones gives an auburn variety with lots of shine.

This blend of golden and light brown tones could be applied to roots and partially through mid shaft on existing blonde hair to give a sense of slightly darker roots.

This red and dark brown blend adds shine and slight red tones to existing dark brown hair with some gray. 

This blend is equal parts cedar wood and cottonwood on gray and blonde hair to achieve a beautiful reddish blonde.