At least I can make this flag without incident:
💛💛💛💛💛💛💛💛💛💛
🤍🤍🤍🤍🤍 ☕🤍🤍🤍🤍
💜💜💜💜💜💜💜💜💜💜
🖤🖤🖤🖤🖤🖤🖤🖤🖤🖤
Image Description: A non-binary pride flag made with lines of heart emojis (yellow, white, purple, and black) The white line also contains one coffee emoji.
End Description.