I will have to look for something like these, but I think I'd get some neon or other brightly colored nail polish while at the store. (thecraftedsparrow.com)
Remember that most pet owners recommend using colored nail caps not only because it can give a cat a distinctive look. (catoverdose.com)
The quick area is usually dark pink, but in breeds with dark colored nails it is hardly visible. (vetinfo.com)