If you are a git user, you can install the theme and keep up to date by cloning the repo:
$ git clone https://github.com/dracula/telegram.git
Download using the GitHub .zip download option and unzip them.
Chat backgroundsection click on
Choose from file.
colors.tdesktop-themefile you just downloaded.
Keep Changesto apply the theme.
Note: The theme is also available on the Desktop Themes Channel
Receive updates about this theme and more about Dracula.
This theme wouldn't exist without these people. Wanna help too? Check the repository on GitHub.