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