This code allow you get a e-mail signature based only in html code. If the code is writen in html, you can copy & paste easily for example in you gmail (If you wanna know how it's work continue in this link).
One example that shows you how this look is presented to continue
The person on the picture doesn't exist. I extracte it from the website: thispersondoesnotexist. The person's name I extract it from the website: name generator. If you wanna know more about how thispersondoesnotexist works, you should read this paper Karras et al. 2019.
One good website that give you a good list of icons which you can change theirs colors with a hex code is this icons. I recommend it.