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