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