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