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