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