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