[ As suspected, his offer had gotten rejected, but he isn't one to be deterred easily if only because he doesn't want the creature to turn into a block of ice. ]

I am afraid chroma can only be generated through physical contact. However, if a hug is too much, simply touching hands may suffice. As you can see, there is little to be troubled by-

[ He holds his own out to show him there is nothing suspicious about it. No hidden weapons or large, piercing spines sticking through. However, if that doesn't work, he may have to simply resort to extending his powers to help him melt it when the young creature isn't paying close attention.

He had just hoped to take the more mundane approach to all of this to avoid too many questions being asked. ]