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