The hex color #40689c is a dark color. The web-safe version is Hex
#336699. A complementary color is
#BF9763. The grayscale version is
#6C6C6C. A 20% lighter version of the original color is
#739BCF, and Hex
#0D3569 is the 20% darker color. If the color is saturated by 10%, you get
#3C68A1. If the color is desaturated by 10%, the color
#446897 is obtained.