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