The hex color #2e4ece is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#D1B131. The grayscale version is
#6E6E6E. A 20% lighter version of the original color is
#6181FF, and Hex
#001B9B is the 20% darker color. If the color is saturated by 10%, you get
#284BD8. If the color is desaturated by 10%, the color
#3451C4 is obtained.