Colorblindness comes in several flavors
- Deuteranope (a form of red/green color deficit)
- Protanope (another form of red/green color deficit)
- Tritanope (a blue/yellow deficit- very rare)
You can check your site for all three.
I did so for our launchpad and here are the results.
All three seem to remain pretty readable to me. Go check your site and see if it is too, it is important.