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