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