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