How do I make a rainbow signature?

[xlify]

I saw someone with a signature that looked like this and I was wondering how I could get something like that.

 

[ThatComicGuy]

All you need to do Is click the little water Droplet and Highlight the text you want to be colored https://prnt.sc/rucvw9
ABCDEFG

 

[k_rissy]

If you want more variety, you can also go online to websites (example: https://www.color-hex.com/) that have different hex codes to choose from! Then you'd enter the code here:

 

[xlify]

If you want more variety, you can also go online to websites (example: https://www.color-hex.com/) that have different hex codes to choose from! Then you'd enter the code here:
View attachment 25173

well the one i saw was gradient like a letter was multiple colors if that make sense?