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