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