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