The hex color #487c9c is a dark color. The web-safe version is Hex
#336699. A complementary color is
#B78363. The grayscale version is
#757575. A 20% lighter version of the original color is
#7BAFCF, and Hex
#154969 is the 20% darker color. If the color is saturated by 10%, you get
#437DA0. If the color is desaturated by 10%, the color
#4D7B98 is obtained.