A11Y - Color blindness empathy test 제작자: Vincent Humeau
Empathy test for color blindness and visual impairment. This add-on emulates 8 types of color blindness, plus grayscale to check the contrast of your website.
https://vinceumo.github.io/A11Y-Color-Blindness-Empathy-Test/
이 확장 기능을 사용하려면 Firefox가 필요함
