The hex color #2c70a6 is a dark color. The web-safe version is Hex
#336699. A complementary color is
#D38F59. The grayscale version is
#6B6B6B. A 20% lighter version of the original color is
#5FA3D9, and Hex
#003D73 is the 20% darker color. If the color is saturated by 10%, you get
#2670AC. If the color is desaturated by 10%, the color
#3270A0 is obtained.