Step-tread tiles are for the stairways in Australia to give a notice of the stairs according to AS1428.1 – Disability (Access to Premises – Buildings) Standards. It should be applied a luminance contrast to the tactile and step-tread tiles. The luminance contrast is to proffer a not less than 30% difference colour of the background or default colour to be conscious of it. Here, a full body porcelain with multiple colours provides you abroad selection as well.
The colour discrepancy may incur depending on the monitor specifications or resolutions.
Please also check via your phone or face to face at the store for making sure.