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