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