Add support for hex codes with format &#000000

### Describe the feature

Some plugins use the format &#000000
And you can see it in the chat.

<img width="729" height="58" alt="Image" src="https://github.com/user-attachments/assets/8ad895c3-3758-4665-8fd1-63390486e182" />

<img width="768" height="56" alt="Image" src="https://github.com/user-attachments/assets/9b9684f6-7c5a-4bce-9f40-3d7ba9584ff6" />

### Other

_No response_