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