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