Nordzy is a free and open source icon theme for Linux desktops using the Nord color palette from Arctic Ice Studio and based on WhiteSur and Numix Icon Theme.
warpinator: based on template-purple-blue but with (nord10-nord15) replaced by (nord10-aurora purple) to get a darker appearance and centered icon from Papirus
vprerex: based on template-orange but with (nord13-nord12) replaced by (dark yellow-nord12) to be darker and again nordified icons from Papirus
(Please modify the position of the arrows if necessary.)
hexchat: based on template-dark with nordified and centered hex-icons from Whitesur
mediathekview: based on template-blue but with (nord8-nord10) replaced by (nord8-nord9) to be lighter with nordified and centered icons from numix
Here are three more proposals: