It doesn't to me... in South Africa coloured is a race... like, on forms and such you choose a race and coloured is an option... I'd kinda love a festival for that...
"We always advice organizers to promote wearing goggles or glasses. The holi powder is not toxic, but powder in your eyes in general is not pleasant. If holi powder comes in your eyes we advice you to flush with water." ~Kindom of Colors
https://www.holicolorpowders.com/safety-colored-powder/
https://www.holicolorpowders.com/safety-colored-powder/