The hex color #0188e1 is a dark color. The web-safe version is Hex
#0099CC. A complementary color is
#FE771E. The grayscale version is
#797979. A 20% lighter version of the original color is
#34BBFF, and Hex
#0055AE is the 20% darker color. If the color is saturated by 10%, you get
#008AEB. If the color is desaturated by 10%, the color
#0D86D7 is obtained.