Hadith 4210
Narrated Abdullah ibn Umar: The Prophet ﷺ used to wear tanned leather sandals and dye his beard yellow with wars and saffron, and Ibn Umar used to do that too.
Hadith 4211
Narrated Abdullah ibn Abbas: When a man who had dyed himself with henna passed by the Prophet ﷺ, he said: How fine this is! When another man who had dyed himself with henna and katam passed by, he said: This is better than that. Then another man who had dyed himself with yellow dye, passed by, he said: This is better than all that.