That s the same exact grout color warm gray everywhere in the picture above although it looks grayer when it s next to the white subway tile and lighter when it s next to the dark floor tile.
Best color of grout for grey marble.
My houzz selected contractor said for 1 800 they will re grout it.
Wish my houzz contractor had made a sample to show me like susan vz got.
The light gray is also a fine choice but keep in mind that it will darken and maybe not match the tile color quite as well over time.
Grout color has a large impact on the appearance of a tiled wall counter or floor.
Grout especially cement based grout can darken over time especially in high traffic areas.
The grout selection makes the tiles all blurr together.
Marble tile typically contains several different colors and color veins and so there are many options for.
White grout is a risk in bathrooms though as everyone mentions.
But if warm gray isn t what you had in mind for a particular project there are a ton of other colors to choose from that mapei makes.
If you want to highlight a color or accent in your tile like the gray veins in a marble tile go for a close match or a bit darker than that shade in your tile.