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