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.
أَنَّ النَّبِيَّ ﷺ كَانَ يَلْبَسُ النِّعَالَ السِّبْتِيَّةَ وَيُصَفِّرُ لِحْيَتَهُ بِالْوَرْسِ وَالزَّعْفَرَانِ وَكَانَ ابْنُ عُمَرَ يَفْعَلُ ذَلِكَ