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