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