One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,11)(4,7)(5,15)(6,10)(8,13)(9,12)(14,16)(17,18)(19,27,31,23)(20,32,33,47)(21,26)(22,25)(24,34,38,42)(28,35)(29,43)(30,40,41,37)(36,45)(39,48)(44,46)(1,3,12,14,6,13,5,4)(2,7,15,8,10,16,9,11)(17,19,28,41,22,31,21,30)(18,23,35,40,25,27,26,37)(20,29,42,48,33,44,34,45)(24,36,47,43,38,39,32,46)(1,4,5,13,6,14,12,3)(2,8,9,7,10,11,15,16)(17,20)(18,24,25,38)(19,29)(21,34)(22,33)(23,36,27,39)(26,32,35,47)(28,42)(30,45)(31,44)(37,46,40,43)(41,48)(3,13)(4,14)(7,16)(8,11)(20,33)(24,38)(29,44)(32,47)(34,42)(36,39)(43,46)(45,48) involution — undirectedA Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.