This repository dedicated to develop Pop! OS Dark theme in Telegram.
Telegram Theme link: https://t.me/addtheme/PopOSDarkTheme
or
Download colors.tdesktop-theme and background.png from this repo and import them at Settings>Chat Settings>Three Dots (...)>Import Existing Theme
The theme is currently a work in progress, feel free to create a pull request for any fixes or changes to improve the theme :D