One vertex per element, one color per generator, with an edge from x to x·s.
(3,9)(7,10)(11,15)(14,16)(17,18,24,28)(19,25,30,31)(20,22,21,26)(23,29,32,27)(33,34,37,40)(35,41,43,38)(36,39,45,48)(42,47,44,46)(1,2,5,6)(3,7,9,10)(4,8,12,13)(11,14,15,16)(17,19)(18,25)(20,27)(21,29)(22,23)(24,30)(26,32)(28,31)(33,35,37,43)(34,38,40,41)(36,44,45,42)(39,47,48,46)(2,6)(4,12)(7,10)(11,15)(17,20,24,21)(18,26,28,22)(19,29,30,27)(23,31,32,25)(33,35)(34,38)(36,42)(37,43)(39,46)(40,41)(44,45)(47,48)(1,3,5,9)(2,7,6,10)(4,11,12,15)(8,14,13,16)(17,21,24,20)(18,22,28,26)(19,29,30,27)(23,31,32,25)(33,34)(35,38)(36,39)(37,40)(41,43)(42,46)(44,47)(45,48)(1,2)(3,10)(4,8)(5,6)(7,9)(11,16)(12,13)(14,15)(17,22)(18,21)(19,23)(20,28)(24,26)(25,29)(27,31)(30,32)(33,36,37,45)(34,39,40,48)(35,42,43,44)(38,46,41,47)(1,4)(2,8)(3,11)(5,12)(6,13)(7,14)(9,15)(10,16)(17,23)(18,27)(19,22)(20,25)(21,31)(24,32)(26,30)(28,29)(33,34)(35,38)(36,39)(37,40)(41,43)(42,46)(44,47)(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.