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