The hex color #1c89c5 is a dark color. The web-safe version is Hex
#3399CC. A complementary color is
#E3763A. The grayscale version is
#797979. A 20% lighter version of the original color is
#4FBCF8, and Hex
#005692 is the 20% darker color. If the color is saturated by 10%, you get
#138BCD. If the color is desaturated by 10%, the color
#2587BD is obtained.