Enabling Color Emoji in Chrome (Linux)

51-noto-color-emoji.conf

<?xml version="1.0"?>
<!DOCTYPE fontconfig SYSTEM "fonts.dtd">
<!--
You need Noto Color Emoji installed in your machine. 
Save this file in ~/.config/fontconfig/conf.d/ or /etc/fonts/conf.d/ (system-wide)
-->
<fontconfig>

  <match target="scan">
    <test name="family">
      <string>Noto Color Emoji</string>
    </test>
    <edit name="scalable" mode="assign">
      <bool>true</bool>
    </edit>
    <edit name="pixelsize" mode="assign">
      <double>18</double>
    </edit>
  </match>

  <match>
 <test name="family"><string>sans-serif</string></test>
 <edit name="family" mode="prepend" binding="weak">
 <string>Noto Color Emoji</string>
 </edit>
 </match>

<match>
 <test name="family"><string>serif</string></test>
 <edit name="family" mode="prepend" binding="weak">
 <string>Noto Color Emoji</string>
 </edit>
 </match>

<match>
 <test name="family"><string>Apple Color Emoji</string></test>
 <edit name="family" mode="prepend" binding="strong">
 <string>Noto Color Emoji</string>
 </edit>
 </match>

</fontconfig>