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