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