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