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