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