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