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