Greek Churches - Image colors combination

This "Greek Churches" graphic has 6 dominated colors, which include Celestial Blue, Denim Blue, Catalina Blue, Pastel Gray, Bright Gray and Dark Sky Blue. It makes so beautiful color combination inspired from this image.

Color	Information	Shades
Celestial Blue	Name: Celestial Blue Hex: 4691ce RGB: (70, 145, 206) CMYK: 0.660, 0.296, 0, 0.192
Denim Blue	Name: Denim Blue Hex: 1d52ac RGB: (29, 82, 172) CMYK: 0.831, 0.523, 0, 0.325
Catalina Blue	Name: Catalina Blue Hex: 143371 RGB: (20, 51, 113) CMYK: 0.823, 0.548, 0, 0.556
Pastel Gray	Name: Pastel Gray Hex: d3cac1 RGB: (211, 202, 193) CMYK: 0, 0.042, 0.085, 0.172
Bright Gray	Name: Bright Gray Hex: ececf1 RGB: (236, 236, 241) CMYK: 0.020, 0.020, 0, 0.054
Dark Sky Blue	Name: Dark Sky Blue Hex: 92b1cf RGB: (146, 177, 207) CMYK: 0.294, 0.144, 0, 0.188