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