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