The hex color #3c6edc is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#C39123. The grayscale version is
#828282. A 20% lighter version of the original color is
#6FA1FF, and Hex
#093BA9 is the 20% darker color. If the color is saturated by 10%, you get
#356CE5. If the color is desaturated by 10%, the color
#4370D3 is obtained.