white card with black edge is pretty interesting. contrast - could be cool with charcoal
Size by Face Creative
Elegant Black and White Business Cards | It shows crossing lines of thin dark stitches forming a diamond pattern. The black and white design is two sided and set up on the standard business card size of 3.5" x 2". Ideal for small businesses such as consulting firms or business advisors, this elegant pattern design will suit an individual as well and work perfectly as a personal business card. Black and white is an elegant choice and it never goes out of style. This is an online template.