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