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