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)(19,22)(20,28)(21,24)(23,30)(25,27)(26,32)(29,31)(33,34)(35,43)(36,40)(37,46)(38,42)(39,45)(41,48)(44,47)(1,3,6,10)(2,4,7,9)(5,11,14,16)(8,12,13,15)(17,18)(19,25)(20,23)(21,24)(22,27)(26,32)(28,30)(29,31)(33,34,38,42)(35,39,45,43)(36,44,47,40)(37,41,48,46)(2,7)(3,10)(8,13)(11,16)(17,18,21,24)(19,22,27,25)(20,23,30,28)(26,31,29,32)(33,35,38,45)(34,39,42,43)(36,41,47,46)(37,44,48,40)(1,2)(3,4)(5,8)(6,7)(9,10)(11,12)(13,14)(15,16)(17,18)(19,25)(20,23)(21,24)(22,27)(26,32)(28,30)(29,31)(33,35)(34,39)(36,46)(37,44)(38,45)(40,48)(41,47)(42,43) involution — undirected(1,4)(2,3)(5,12)(6,9)(7,10)(8,11)(13,16)(14,15)(17,19,21,27)(18,22,24,25)(20,29,30,26)(23,32,28,31)(33,36)(34,40)(35,41)(37,39)(38,47)(42,44)(43,48)(45,46)(1,5,6,14)(2,8,7,13)(3,11,10,16)(4,12,9,15)(17,20)(18,23)(19,26)(21,30)(22,31)(24,28)(25,32)(27,29)(33,37)(34,41)(35,44)(36,43)(38,48)(39,47)(40,45)(42,46)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.