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