Colorblind mode will change the color palette and use patterns in Shift View to make it easier to use and more comfortable to get information from for the people with colorblindness.
This can be enabled from View settings in Shift View - it is applied per user (can be enabled by any user themselves).
When the mode is enabled, the legend is shown for the user in Shift View:

The same color logic is used for the timeline, the speed and OEE widgets in the header, all the overview modals (downtime, speed loss, checklists, changeover, batches), popovers and tooltips, shift OEE data and current batch information.
Different pins on the timeline also have color changes, this is the legend (upper row is regular Shift View, lower row represents colorblind mode):
