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