It's not unusual for your beard color to reflect the kind of light hitting it... sunlight, flash, natural indoor, etc.  For example, my beard is snow white in bright sunlight but in natural light you can see shades of gray and some underlying tans... see examples in my thread. 

Library Central of Beard Growing... new beard growers check out Starting and Accepting sections

Beard Board Essentials Library... learn all about Rules, Posting, Pictures and much more

My personal beard journey