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