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