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