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