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)(10,14,16,15)(17,18)(19,26)(20,29)(21,23)(22,24)(25,30)(27,31)(28,32)(34,39)(40,41)(42,45)(47,48)(1,3,6,11)(2,7,5,9)(4,10,13,16)(8,14,12,15)(17,19,23,22)(18,24,21,26)(20,27,30,28)(25,31,29,32)(33,34)(35,40)(36,41)(37,42)(38,39)(43,47)(44,48)(45,46)(1,3)(2,7)(4,10)(5,9)(6,11)(8,14)(12,15)(13,16)(17,20)(18,25)(19,27)(21,29)(22,28)(23,30)(24,31)(26,32)(33,35,38,36)(34,40,39,41)(37,43,46,44)(42,47,45,48)(1,3)(2,7)(4,10)(5,9)(6,11)(8,14)(12,15)(13,16)(17,20)(18,25)(19,28)(21,29)(22,27)(23,30)(24,32)(26,31)(33,34)(35,40)(36,41)(37,45)(38,39)(42,46)(43,48)(44,47) involution — undirected(1,4,6,13)(2,8,5,12)(3,10,11,16)(7,14,9,15)(17,21,23,18)(19,26,22,24)(20,29,30,25)(27,32,28,31)(33,36,38,35)(34,41,39,40)(37,43,46,44)(42,47,45,48)(1,5,6,2)(3,9,11,7)(4,12,13,8)(10,15,16,14)(17,22,23,19)(18,24,21,26)(20,28,30,27)(25,31,29,32)(33,37,38,46)(34,42,39,45)(35,43,36,44)(40,47,41,48)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.