$system-color-gray-cool: (

"gray-cool": (
  1: #fbfcfd,
  2: #f7f9fa,
  3: #f5f6f7,
  4: #f1f3f6,
  5: #edeff0,
  10: #dfe1e2,
  20: #c6cace,
  30: #a9aeb1,
  40: #8d9297,
  50: #71767a,
  60: #565c65,
  70: #3d4551,
  80: #2d2e2f,
  90: #1c1d1f,
),

);