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