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