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