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