The hex color #3034cc is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#CFCB33. The grayscale version is
#656565. A 20% lighter version of the original color is
#6367FF, and Hex
#000199 is the 20% darker color. If the color is saturated by 10%, you get
#2B2FD6. If the color is desaturated by 10%, the color
#3539C2 is obtained.