The hex color #514da9 is a dark color. The web-safe version is Hex
#666699. A complementary color is
#AEB256. The grayscale version is
#6D6D6D. A 20% lighter version of the original color is
#8480DC, and Hex
#1E1A76 is the 20% darker color. If the color is saturated by 10%, you get
#4E4AAF. If the color is desaturated by 10%, the color
#5450A3 is obtained.