JavaScript
var colours = [
'$c-000000: hsla(0, 0%, 0%, 1.0);',
'$c-1b1b1b: hsla(0, 0%, 10%, 1.0);',
'$c-ffffff: hsla(0, 0%, 100%, 1.0);',
'$c-1f1f1f: hsla(0, 0%, 12%, 1.0);',
'$c-222222: hsla(0, 0%, 13%, 1.0);',
'$c-2d2d2d: hsla(0, 0%, 17%, 1.0);',
'$c-333333: hsla(0, 0%, 20%, 1.0);',
'$c-383838: hsla(0, 0%, 21%, 1.0);',
'$c-3c3c3c: hsla(0, 0%, 23%, 1.0);',
'$c-3f3f3f: hsla(0, 0%, 24%, 1.0);',
'$c-414141: hsla(0, 0%, 25%, 1.0);',
'$c-434343: hsla(0, 0%, 26%, 1.0);',
'$c-444444: hsla(0, 0%, 26%, 1.0);',
'$c-4d4d4d: hsla(0, 0%, 30%, 1.0);',
'$c-4e4e4e: hsla(0, 0%, 30%, 1.0);',
'$c-565656: hsla(0, 0%, 33%, 1.0);',
'$c-595959: hsla(0, 0%, 34%, 1.0);',
'$c-646464: hsla(0, 0%, 39%, 1.0);',
'$c-0b0b0b: hsla(0, 0%, 4%, 1.0);',
'$c-666666: hsla(0, 0%, 40%, 1.0);',
'$c-676767: hsla(0, 0%, 40%, 1.0);',
'$c-6d6d6d: hsla(0, 0%, 42%, 1.0);',
'$c-6f6f6f: hsla(0, 0%, 43%, 1.0);',
'$c-767676: hsla(0, 0%, 46%, 1.0);',
'$c-7a7a7a: hsla(0, 0%, 47%, 1.0);',
'$c-7b7b7b: hsla(0, 0%, 48%, 1.0);',
'$c-808080: hsla(0, 0%, 50%, 1.0);',
'$c-828282: hsla(0, 0%, 50%, 1.0);',
'$c-858585: hsla(0, 0%, 52%, 1.0);',
'$c-888888: hsla(0, 0%, 53%, 1.0);',
'$c-8e8e8e: hsla(0, 0%, 55%, 1.0);',
'$c-919191: hsla(0, 0%, 56%, 1.0);',
'$c-111111: hsla(0, 0%, 6%, 1.0);',
'$c-999999: hsla(0, 0%, 60%, 1.0);',
'$c-9c9c9c: hsla(0, 0%, 61%, 1.0);',
'$c-9e9e9e: hsla(0, 0%, 61%, 1.0);',
'$c-a3a3a3: hsla(0, 0%, 63%, 1.0);',
'$c-a7a7a7: hsla(0, 0%, 65%, 1.0);',
'$c-aaaaaa: hsla(0, 0%, 66%, 1.0);',
'$c-afafaf: hsla(0, 0%, 68%, 1.0);',
'$c-b2b2b2: hsla(0, 0%, 69%, 1.0);',
'$c-b5b5b5: hsla(0, 0%, 70%, 1.0);',
'$c-bbbbbb: hsla(0, 0%, 73%, 1.0);',
'$c-bdbdbd: hsla(0, 0%, 74%, 1.0);',
'$c-c0c0c0: hsla(0, 0%, 75%, 1.0);',
'$c-c6c6c6: hsla(0, 0%, 77%, 1.0);',
'$c-c8c8c8: hsla(0, 0%, 78%, 1.0);',
'$c-cccccc: hsla(0, 0%, 80%, 1.0);',
'$c-cdcdcd: hsla(0, 0%, 80%, 1.0);',
'$c-cfcfcf: hsla(0, 0%, 81%, 1.0);',
'$c-d3d3d3: hsla(0, 0%, 82%, 1.0);',
'$c-d4d4d4: hsla(0, 0%, 83%, 1.0);',
'$c-d6d6d6: hsla(0, 0%, 83%, 1.0);',
'$c-d8d8d8: hsla(0,...