Just yesterday, I was meeting with a client and the subject of the color grey came up. We were looking at stone and what mortar color we should use with various colors of stone. You might automatically think of mortar as being grey. But there are many shades of mortar and many shades of grey. Some of them can clash and result in a mismatched look.

Greys, and actually all colors, are grouped into two types, cool and warm. Cool greys have underlying blue tints. Warm greys have underlying tan or yellow tints. It’s easy to remember the terms if you think of ice being cold and blue while wood is brown and warm. (more…)