Our design team suggest you use Grout Colour 30 Manilla to compliment the amber & brown shades of the tile or Grout Colour 04 Soft Shadow to highlight the shape of the tile in a subtle lighter shade.
Recommended Grout Joints - We have assumed that your substrate has a perfectly flat and plumb surface, please check with your tiler.
3mm grout joint. Based on this joint size, 1 bag of grout would cover 9.5m².