How to enable true color support in screen?

Question

linux

In screen, 256 colors are supported without problems.
How to enable 24-bit color support?
Adding a line to .screenrc
truecolor on
Doesn't help.

Answer 1

What terminal and client do you have? does it support true color?
Here you can see a list of clients and terminals (xterm) that support true color:
https://gist.github.com/XVilka/8346728