Test passes if each pair of upper and lower "Filler Text" in the square box is identical.

black
Filler Text

F●i●l●l●e●r● Text

blue
Filler Text

F●i●l●l●e●r● Text

green
Filler Text

F●i●l●l●e●r● Text

red
Filler Text

F●i●l●l●e●r● Text

current-color
Filler Text

F●i●l●l●e●r● Text

If you are unable to see font glyphs for certain characters using the browsers default font, install the IPA Font(http://ossipedia.ipa.go.jp/ipafont/) and apply it.