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