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