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