One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,4)(5,6,13,20)(7,21,27,76)(8,28,34,67)(9,35,40,69)(10,41,46,64)(11,47,44,109)(12,50,49,19)(14,52,57,23)(15,43,62,31)(16,45,65,38)(17,39,70,107)(18,71,68,37)(22,77,81,114)(24,55,86,117)(25,54,84,119)(26,66,51,75)(29,74,83,121)(30,95,101,111)(32,103,102,124)(33,105,98,90)(36,72,85,127)(42,56,82,73)(48,63,110,118)(53,80,115,91)(58,93,116,78)(59,97,89,128)(60,100,88,132)(61,99,87,108)(79,113,92,120)(94,125,106,130)(96,129,112,123)(104,122,131,126)(5,7,13,27)(6,14,20,57)(8,29,34,83)(9,36,40,85)(10,42,46,82)(11,48,44,110)(12,51,49,26)(15,58,62,116)(16,63,65,118)(17,66,70,75)(18,72,68,127)(19,73,50,56)(21,69,76,35)(22,43,81,31)(23,45,52,38)(24,39,86,107)(25,71,84,37)(28,53,67,115)(30,96,101,112)(32,104,102,131)(33,106,98,94)(41,54,64,119)(47,55,109,117)(59,123,89,129)(60,125,88,130)(61,126,87,122)(74,111,121,95)(77,105,114,90)(78,97,93,128)(79,100,92,132)(80,99,91,108)(103,113,124,120)(2,4)(5,8,9,30,37,97,10,43,12,33,39,100,44,102,45,108,13,34,40,101,71,128,46,31,49,98,107,132,11,32,38,99)(6,15,16,59,47,111,17,67,19,61,64,124,68,88,69,105,20,62,65,89,109,95,70,28,50,87,41,103,18,60,35,90)(7,22,23,78,48,112,24,83,26,80,82,131,84,92,85,106,27,81,52,93,110,96,86,29,51,91,42,104,25,79,36,94)(14,53,21,74,72,129,54,116,56,114,75,130,117,120,118,126,57,115,76,121,127,123,119,58,73,77,66,125,55,113,63,122)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.