TikTok reacts to viral ' rainbow kiss ' trend with instant regretMulticolored arc Heart Kiss Heart: Signifying bliss and variety, the vibrant peck holds profounder meanings. This enchanting fusion of colors and heartfelt gesture communicates passion deeply. Whether it represents hope, pride, or togetherness, the significance of the multihued embrace moves hearts. Embrace the vibrancy and express the passion with a delightful colorful smooch.