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