Congratulations, is the correct answer
Sorry, is not the correct answer
Riddle answer consists of 10 characters

I am not a color. But I'm light and not. At night I will blend in. I can be moved but I'm not a shadow. Drop me and I will float down. If you see me I look unreal. Give me sound and I will be. Give me not and I will stay. Touch me and I die away.