The hex color #366ec4 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#C9913B. The grayscale version is
#787878. A 20% lighter version of the original color is
#69A1F7, and Hex
#033B91 is the 20% darker color. If the color is saturated by 10%, you get
#2F6DCC. If the color is desaturated by 10%, the color
#3D6FBC is obtained.