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