Hi LeFire,
Thank you for reaching out and we hope you are in good health. We appreciate your interest in Samsung home appliances, specifically with Samsung - Bespoke 29 cu. ft. 4-Door French Door Refrigerator with Family Hub - White glass.
Yes, you can have the bottom panels fully customized to the available colors. I have shared the specification sheet that shows all the colors available for this refrigerator.
https://image-us.samsung.com/SamsungUS/home/home-appliances/pdf/RF29BB8900_V11.pdf
Please feel free to communicate with us through the channels below if you have additional questions.
1. Facebook Messenger: http://m.me/samsungsupport
2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513
3. Samsung Community: https://us.community.samsung.com/t5/Samsung-Community/ct-p/us
Your reference number:1144557270
Leo