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)(17,18,20,24)(19,26,27,32)(21,30,22,25)(23,29,31,28)(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)(17,18)(19,26)(20,24)(21,25)(22,30)(23,29)(27,32)(28,31)(34,38)(37,44)(41,48)(43,46)(1,4)(2,7)(3,10)(5,12)(6,13)(8,14)(9,15)(11,16)(17,19,20,27)(18,23,24,31)(21,29,22,28)(25,32,30,26)(33,35,36,42)(34,39,38,47)(37,46,44,43)(40,48,45,41)(4,12)(7,14)(10,16)(13,15)(19,27)(23,31)(26,32)(28,29)(35,42)(39,47)(41,48)(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.