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