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