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