This is excellent! I have also found Sim Daltonism very helpful for testing out designs. They have a mac app that can add a colourblindness-simulating filter ov

This is excellent! I have also found Sim Daltonism very helpful for testing out designs. They have a mac app that can add a colourblindness-simulating filter over an area of the screen, and an iOS app that can do the same with a live feed from the camera: https://michelf.ca/projects/sim-daltonism/ https://michelf.ca/projects/sim-daltonism/