As I saw some people not knowing how to create colored names or text ingame, I created as small tool.
It will allow you to customize your name or a text and use it without needing any hex editor.
This "text" was created:
Results in this ingame:
If you want to write:
Summ is so cool.
You have to:
1. Press "Red" at the left side.
2. Write "Summ" into the box. (You won't need to click into the box, it will automatically focus after chosing a color)
3. Press "Default" at the left side.
4. Write " is ".
5. Press "Light Green" at the left side.
6. Write "so".
7. Press "Default" at left side.
8. Write " cool."
9. Copy to Clipboard.
10. Paste into Dota 2 =D