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