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