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