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