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