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