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