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