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