Is this a half white half yellow rose or just the lighting?

I Upvoted your “#ColorChallenge” post. I enjoy learning about new people and different cultures.
Any way if you and anyone reading this would like to see my #WednesdayYellow post
Check it out https://steemit.com/colorchallenge/@isteemithard/colorchallenge-wednesdayyellow-the-color-between-green-and-orange