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